20214558

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:119

約数の個数: 144

約数和(自身を含む): 57513456

約数和(自身を除く): 37298898

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 41, 42, 43, 49, 63, 78, 82, 86, 91, 98, 117, 123, 126, 129, 147, 182, 234, 246, 258, 273, 287, 294, 301, 369, 387, 441, 533, 546, 559, 574, 602, 637, 738, 774, 819, 861, 882, 903, 1066, 1118, 1274, 1599, 1638, 1677, 1722, 1763, 1806, 1911, 2009, 2107, 2583, 2709, 3198, 3354, 3526, 3731, 3822, 3913, 4018, 4214, 4797, 5031, 5166, 5289, 5418, 5733, 6027, 6321, 7462, 7826, 9594, 10062, 10578, 11193, 11466, 11739, 12054, 12341, 12642, 15867, 18081, 18963, 22386, 22919, 23478, 24682, 26117, 27391, 31734, 33579, 35217, 36162, 37023, 37926, 45838, 52234, 54782, 67158, 68757, 70434, 74046, 78351, 82173, 86387, 111069, 137514, 156702, 160433, 164346, 172774, 206271, 222138, 235053, 246519, 259161, 320866, 412542, 470106, 481299, 493038, 518322, 777483, 962598, 1123031, 1443897, 1554966, 2246062, 2887794, 3369093, 6738186, 10107279, 20214558]

約数ペア:

[(1, 20214558), (2, 10107279), (3, 6738186), (6, 3369093), (7, 2887794), (9, 2246062), (13, 1554966), (14, 1443897), (18, 1123031), (21, 962598), (26, 777483), (39, 518322), (41, 493038), (42, 481299), (43, 470106), (49, 412542), (63, 320866), (78, 259161), (82, 246519), (86, 235053), (91, 222138), (98, 206271), (117, 172774), (123, 164346), (126, 160433), (129, 156702), (147, 137514), (182, 111069), (234, 86387), (246, 82173), (258, 78351), (273, 74046), (287, 70434), (294, 68757), (301, 67158), (369, 54782), (387, 52234), (441, 45838), (533, 37926), (546, 37023), (559, 36162), (574, 35217), (602, 33579), (637, 31734), (738, 27391), (774, 26117), (819, 24682), (861, 23478), (882, 22919), (903, 22386), (1066, 18963), (1118, 18081), (1274, 15867), (1599, 12642), (1638, 12341), (1677, 12054), (1722, 11739), (1763, 11466), (1806, 11193), (1911, 10578), (2009, 10062), (2107, 9594), (2583, 7826), (2709, 7462), (3198, 6321), (3354, 6027), (3526, 5733), (3731, 5418), (3822, 5289), (3913, 5166), (4018, 5031), (4214, 4797)]