7889781008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{238103}}^1$

素因数の和:238239

約数の個数: 40

約数和(自身を含む): 16238692800

約数和(自身を除く): 8348911792

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 109, 152, 218, 304, 436, 872, 1744, 2071, 4142, 8284, 16568, 33136, 238103, 476206, 952412, 1904824, 3809648, 4523957, 9047914, 18095828, 25953227, 36191656, 51906454, 72383312, 103812908, 207625816, 415251632, 493111313, 986222626, 1972445252, 3944890504, 7889781008]

約数ペア:

[(1, 7889781008), (2, 3944890504), (4, 1972445252), (8, 986222626), (16, 493111313), (19, 415251632), (38, 207625816), (76, 103812908), (109, 72383312), (152, 51906454), (218, 36191656), (304, 25953227), (436, 18095828), (872, 9047914), (1744, 4523957), (2071, 3809648), (4142, 1904824), (8284, 952412), (16568, 476206), (33136, 238103)]