218984876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{983}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 430472448

約数和(自身を除く): 211487572

約数列:

[1, 2, 4, 11, 22, 44, 61, 83, 122, 166, 244, 332, 671, 913, 983, 1342, 1826, 1966, 2684, 3652, 3932, 5063, 10126, 10813, 20252, 21626, 43252, 55693, 59963, 81589, 111386, 119926, 163178, 222772, 239852, 326356, 659593, 897479, 1319186, 1794958, 2638372, 3589916, 4976929, 9953858, 19907716, 54746219, 109492438, 218984876]

約数ペア:

[(1, 218984876), (2, 109492438), (4, 54746219), (11, 19907716), (22, 9953858), (44, 4976929), (61, 3589916), (83, 2638372), (122, 1794958), (166, 1319186), (244, 897479), (332, 659593), (671, 326356), (913, 239852), (983, 222772), (1342, 163178), (1826, 119926), (1966, 111386), (2684, 81589), (3652, 59963), (3932, 55693), (5063, 43252), (10126, 21626), (10813, 20252)]