20199078828

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{13417}}^1$

素因数の和:13548

約数の個数: 144

約数和(自身を含む): 56265431040

約数和(自身を除く): 36066352212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 71, 76, 93, 114, 124, 142, 171, 186, 213, 228, 279, 284, 342, 372, 426, 558, 589, 639, 684, 852, 1116, 1178, 1278, 1349, 1767, 2201, 2356, 2556, 2698, 3534, 4047, 4402, 5301, 5396, 6603, 7068, 8094, 8804, 10602, 12141, 13206, 13417, 16188, 19809, 21204, 24282, 26412, 26834, 39618, 40251, 41819, 48564, 53668, 79236, 80502, 83638, 120753, 125457, 161004, 167276, 241506, 250914, 254923, 376371, 415927, 483012, 501828, 509846, 752742, 764769, 831854, 952607, 1019692, 1247781, 1505484, 1529538, 1663708, 1905214, 2294307, 2495562, 2857821, 3059076, 3743343, 3810428, 4588614, 4991124, 5715642, 7486686, 7902613, 8573463, 9177228, 11431284, 14973372, 15805226, 17146926, 18099533, 23707839, 29530817, 31610452, 34293852, 36199066, 47415678, 54298599, 59061634, 71123517, 72398132, 88592451, 94831356, 108597198, 118123268, 142247034, 162895797, 177184902, 217194396, 265777353, 284494068, 325791594, 354369804, 531554706, 561085523, 651583188, 1063109412, 1122171046, 1683256569, 2244342092, 3366513138, 5049769707, 6733026276, 10099539414, 20199078828]

約数ペア:

[(1, 20199078828), (2, 10099539414), (3, 6733026276), (4, 5049769707), (6, 3366513138), (9, 2244342092), (12, 1683256569), (18, 1122171046), (19, 1063109412), (31, 651583188), (36, 561085523), (38, 531554706), (57, 354369804), (62, 325791594), (71, 284494068), (76, 265777353), (93, 217194396), (114, 177184902), (124, 162895797), (142, 142247034), (171, 118123268), (186, 108597198), (213, 94831356), (228, 88592451), (279, 72398132), (284, 71123517), (342, 59061634), (372, 54298599), (426, 47415678), (558, 36199066), (589, 34293852), (639, 31610452), (684, 29530817), (852, 23707839), (1116, 18099533), (1178, 17146926), (1278, 15805226), (1349, 14973372), (1767, 11431284), (2201, 9177228), (2356, 8573463), (2556, 7902613), (2698, 7486686), (3534, 5715642), (4047, 4991124), (4402, 4588614), (5301, 3810428), (5396, 3743343), (6603, 3059076), (7068, 2857821), (8094, 2495562), (8804, 2294307), (10602, 1905214), (12141, 1663708), (13206, 1529538), (13417, 1505484), (16188, 1247781), (19809, 1019692), (21204, 952607), (24282, 831854), (26412, 764769), (26834, 752742), (39618, 509846), (40251, 501828), (41819, 483012), (48564, 415927), (53668, 376371), (79236, 254923), (80502, 250914), (83638, 241506), (120753, 167276), (125457, 161004)]