20159664612

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1\times {\mathrm{461}}^1$

素因数の和:993

約数の個数: 96

約数和(自身を含む): 48200570880

約数和(自身を除く): 28040906268

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 163, 237, 283, 316, 326, 461, 474, 489, 566, 652, 849, 922, 948, 978, 1132, 1383, 1698, 1844, 1956, 2766, 3396, 5532, 12877, 22357, 25754, 36419, 38631, 44714, 46129, 51508, 67071, 72838, 75143, 77262, 89428, 92258, 109257, 130463, 134142, 138387, 145676, 150286, 154524, 184516, 218514, 225429, 260926, 268284, 276774, 300572, 391389, 437028, 450858, 521852, 553548, 782778, 901716, 1565556, 3644191, 5936297, 7288382, 10306577, 10932573, 11872594, 14576764, 17808891, 20613154, 21265469, 21865146, 23745188, 30919731, 35617782, 41226308, 42530938, 43730292, 61839462, 63796407, 71235564, 85061876, 123678924, 127592814, 255185628, 1679972051, 3359944102, 5039916153, 6719888204, 10079832306, 20159664612]

約数ペア:

[(1, 20159664612), (2, 10079832306), (3, 6719888204), (4, 5039916153), (6, 3359944102), (12, 1679972051), (79, 255185628), (158, 127592814), (163, 123678924), (237, 85061876), (283, 71235564), (316, 63796407), (326, 61839462), (461, 43730292), (474, 42530938), (489, 41226308), (566, 35617782), (652, 30919731), (849, 23745188), (922, 21865146), (948, 21265469), (978, 20613154), (1132, 17808891), (1383, 14576764), (1698, 11872594), (1844, 10932573), (1956, 10306577), (2766, 7288382), (3396, 5936297), (5532, 3644191), (12877, 1565556), (22357, 901716), (25754, 782778), (36419, 553548), (38631, 521852), (44714, 450858), (46129, 437028), (51508, 391389), (67071, 300572), (72838, 276774), (75143, 268284), (77262, 260926), (89428, 225429), (92258, 218514), (109257, 184516), (130463, 154524), (134142, 150286), (138387, 145676)]