20310362518004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{41867713}}^1$

素因数の和:41868240

約数の個数: 48

約数和(自身を含む): 40373873964480

約数和(自身を除く): 20063511446476

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 491, 494, 982, 988, 1964, 6383, 9329, 12766, 18658, 25532, 37316, 121277, 242554, 485108, 41867713, 83735426, 167470852, 544280269, 795486547, 1088560538, 1590973094, 2177121076, 3181946188, 10341325111, 20557047083, 20682650222, 41114094166, 41365300444, 82228188332, 267241612079, 390583894577, 534483224158, 781167789154, 1068966448316, 1562335578308, 5077590629501, 10155181259002, 20310362518004]

約数ペア:

[(1, 20310362518004), (2, 10155181259002), (4, 5077590629501), (13, 1562335578308), (19, 1068966448316), (26, 781167789154), (38, 534483224158), (52, 390583894577), (76, 267241612079), (247, 82228188332), (491, 41365300444), (494, 41114094166), (982, 20682650222), (988, 20557047083), (1964, 10341325111), (6383, 3181946188), (9329, 2177121076), (12766, 1590973094), (18658, 1088560538), (25532, 795486547), (37316, 544280269), (121277, 167470852), (242554, 83735426), (485108, 41867713)]