20791364308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1913081}}^1$

素因数の和:1913128

約数の個数: 48

約数和(自身を含む): 44995688640

約数和(自身を除く): 24204324332

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 418, 494, 572, 836, 988, 2717, 5434, 10868, 1913081, 3826162, 7652324, 21043891, 24870053, 36348539, 42087782, 49740106, 72697078, 84175564, 99480212, 145394156, 273570583, 399833929, 472531007, 547141166, 799667858, 945062014, 1094282332, 1599335716, 1890124028, 5197841077, 10395682154, 20791364308]

約数ペア:

[(1, 20791364308), (2, 10395682154), (4, 5197841077), (11, 1890124028), (13, 1599335716), (19, 1094282332), (22, 945062014), (26, 799667858), (38, 547141166), (44, 472531007), (52, 399833929), (76, 273570583), (143, 145394156), (209, 99480212), (247, 84175564), (286, 72697078), (418, 49740106), (494, 42087782), (572, 36348539), (836, 24870053), (988, 21043891), (2717, 7652324), (5434, 3826162), (10868, 1913081)]