18815357604

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1\times {\mathrm{71671}}^1$

素因数の和:71976

約数の個数: 48

約数和(自身を含む): 44503151616

約数和(自身を除く): 25687794012

約数列:

[1, 2, 3, 4, 6, 12, 131, 167, 262, 334, 393, 501, 524, 668, 786, 1002, 1572, 2004, 21877, 43754, 65631, 71671, 87508, 131262, 143342, 215013, 262524, 286684, 430026, 860052, 9388901, 11969057, 18777802, 23938114, 28166703, 35907171, 37555604, 47876228, 56333406, 71814342, 112666812, 143628684, 1567946467, 3135892934, 4703839401, 6271785868, 9407678802, 18815357604]

約数ペア:

[(1, 18815357604), (2, 9407678802), (3, 6271785868), (4, 4703839401), (6, 3135892934), (12, 1567946467), (131, 143628684), (167, 112666812), (262, 71814342), (334, 56333406), (393, 47876228), (501, 37555604), (524, 35907171), (668, 28166703), (786, 23938114), (1002, 18777802), (1572, 11969057), (2004, 9388901), (21877, 860052), (43754, 430026), (65631, 286684), (71671, 262524), (87508, 215013), (131262, 143342)]