20345936

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3373}}^1$

素因数の和:3423

約数の個数: 40

約数和(自身を含む): 43929480

約数和(自身を除く): 23583544

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 208, 232, 377, 464, 754, 1508, 3016, 3373, 6032, 6746, 13492, 26984, 43849, 53968, 87698, 97817, 175396, 195634, 350792, 391268, 701584, 782536, 1271621, 1565072, 2543242, 5086484, 10172968, 20345936]

約数ペア:

[(1, 20345936), (2, 10172968), (4, 5086484), (8, 2543242), (13, 1565072), (16, 1271621), (26, 782536), (29, 701584), (52, 391268), (58, 350792), (104, 195634), (116, 175396), (208, 97817), (232, 87698), (377, 53968), (464, 43849), (754, 26984), (1508, 13492), (3016, 6746), (3373, 6032)]