2489864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 5103000

約数和(自身を除く): 2613136

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 269, 356, 538, 712, 1076, 1157, 2152, 2314, 3497, 4628, 6994, 9256, 13988, 23941, 27976, 47882, 95764, 191528, 311233, 622466, 1244932, 2489864]

約数ペア:

[(1, 2489864), (2, 1244932), (4, 622466), (8, 311233), (13, 191528), (26, 95764), (52, 47882), (89, 27976), (104, 23941), (178, 13988), (269, 9256), (356, 6994), (538, 4628), (712, 3497), (1076, 2314), (1157, 2152)]