20179940742

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{280909}}^1$

素因数の和:281237

約数の個数: 48

約数和(自身を含む): 47240072880

約数和(自身を除く): 27060132138

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 307, 614, 921, 1842, 2763, 3991, 5526, 7982, 11973, 23946, 35919, 71838, 280909, 561818, 842727, 1685454, 2528181, 3651817, 5056362, 7303634, 10955451, 21910902, 32866353, 65732706, 86239063, 172478126, 258717189, 517434378, 776151567, 1121107819, 1552303134, 2242215638, 3363323457, 6726646914, 10089970371, 20179940742]

約数ペア:

[(1, 20179940742), (2, 10089970371), (3, 6726646914), (6, 3363323457), (9, 2242215638), (13, 1552303134), (18, 1121107819), (26, 776151567), (39, 517434378), (78, 258717189), (117, 172478126), (234, 86239063), (307, 65732706), (614, 32866353), (921, 21910902), (1842, 10955451), (2763, 7303634), (3991, 5056362), (5526, 3651817), (7982, 2528181), (11973, 1685454), (23946, 842727), (35919, 561818), (71838, 280909)]