39407888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4621}}^1$

素因数の和:4683

約数の個数: 40

約数和(自身を含む): 84249816

約数和(自身を除く): 44841928

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 4264, 4621, 8528, 9242, 18484, 36968, 60073, 73936, 120146, 189461, 240292, 378922, 480584, 757844, 961168, 1515688, 2462993, 3031376, 4925986, 9851972, 19703944, 39407888]

約数ペア:

[(1, 39407888), (2, 19703944), (4, 9851972), (8, 4925986), (13, 3031376), (16, 2462993), (26, 1515688), (41, 961168), (52, 757844), (82, 480584), (104, 378922), (164, 240292), (208, 189461), (328, 120146), (533, 73936), (656, 60073), (1066, 36968), (2132, 18484), (4264, 9242), (4621, 8528)]