17641936

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{953}}^1$

素因数の和:1063

約数の個数: 40

約数和(自身を含む): 37263240

約数和(自身を除く): 19621304

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 178, 208, 356, 712, 953, 1157, 1424, 1906, 2314, 3812, 4628, 7624, 9256, 12389, 15248, 18512, 24778, 49556, 84817, 99112, 169634, 198224, 339268, 678536, 1102621, 1357072, 2205242, 4410484, 8820968, 17641936]

約数ペア:

[(1, 17641936), (2, 8820968), (4, 4410484), (8, 2205242), (13, 1357072), (16, 1102621), (26, 678536), (52, 339268), (89, 198224), (104, 169634), (178, 99112), (208, 84817), (356, 49556), (712, 24778), (953, 18512), (1157, 15248), (1424, 12389), (1906, 9256), (2314, 7624), (3812, 4628)]