20804730076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{34589}}^1$

素因数の和:34918

約数の個数: 48

約数和(自身を含む): 40271061600

約数和(自身を除く): 19466331524

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 269, 538, 559, 1076, 1118, 2236, 3497, 6994, 11567, 13988, 23134, 34589, 46268, 69178, 138356, 150371, 300742, 449657, 601484, 899314, 1487327, 1798628, 2974654, 5949308, 9304441, 18608882, 19335251, 37217764, 38670502, 77341004, 120957733, 241915466, 400090963, 483830932, 800181926, 1600363852, 5201182519, 10402365038, 20804730076]

約数ペア:

[(1, 20804730076), (2, 10402365038), (4, 5201182519), (13, 1600363852), (26, 800181926), (43, 483830932), (52, 400090963), (86, 241915466), (172, 120957733), (269, 77341004), (538, 38670502), (559, 37217764), (1076, 19335251), (1118, 18608882), (2236, 9304441), (3497, 5949308), (6994, 2974654), (11567, 1798628), (13988, 1487327), (23134, 899314), (34589, 601484), (46268, 449657), (69178, 300742), (138356, 150371)]