20138342432

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{13187}}^1\times {\mathrm{3671}}^1$

素因数の和:16881

約数の個数: 48

約数和(自身を含む): 42712028352

約数和(自身を除く): 22573685920

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 3671, 7342, 13187, 14684, 26374, 29368, 47723, 52748, 58736, 95446, 105496, 117472, 171431, 190892, 210992, 342862, 381784, 421984, 685724, 763568, 1371448, 1527136, 2742896, 5485792, 48409477, 96818954, 193637908, 387275816, 629323201, 774551632, 1258646402, 1549103264, 2517292804, 5034585608, 10069171216, 20138342432]

約数ペア:

[(1, 20138342432), (2, 10069171216), (4, 5034585608), (8, 2517292804), (13, 1549103264), (16, 1258646402), (26, 774551632), (32, 629323201), (52, 387275816), (104, 193637908), (208, 96818954), (416, 48409477), (3671, 5485792), (7342, 2742896), (13187, 1527136), (14684, 1371448), (26374, 763568), (29368, 685724), (47723, 421984), (52748, 381784), (58736, 342862), (95446, 210992), (105496, 190892), (117472, 171431)]