20726842004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1117}}^1\times {\mathrm{5081}}^1$

素因数の和:6296

約数の個数: 48

約数和(自身を含む): 40089905856

約数和(自身を除く): 19363063852

約数列:

[1, 2, 4, 11, 22, 44, 83, 166, 332, 913, 1117, 1826, 2234, 3652, 4468, 5081, 10162, 12287, 20324, 24574, 49148, 55891, 92711, 111782, 185422, 223564, 370844, 421723, 843446, 1019821, 1686892, 2039642, 4079284, 4638953, 5675477, 9277906, 11350954, 18555812, 22701908, 62430247, 124860494, 249720988, 471064591, 942129182, 1884258364, 5181710501, 10363421002, 20726842004]

約数ペア:

[(1, 20726842004), (2, 10363421002), (4, 5181710501), (11, 1884258364), (22, 942129182), (44, 471064591), (83, 249720988), (166, 124860494), (332, 62430247), (913, 22701908), (1117, 18555812), (1826, 11350954), (2234, 9277906), (3652, 5675477), (4468, 4638953), (5081, 4079284), (10162, 2039642), (12287, 1686892), (20324, 1019821), (24574, 843446), (49148, 421723), (55891, 370844), (92711, 223564), (111782, 185422)]