15640432

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{2333}}^1$

素因数の和:2760

約数の個数: 20

約数和(自身を含む): 30388680

約数和(自身を除く): 14748248

約数列:

[1, 2, 4, 8, 16, 419, 838, 1676, 2333, 3352, 4666, 6704, 9332, 18664, 37328, 977527, 1955054, 3910108, 7820216, 15640432]

約数ペア:

[(1, 15640432), (2, 7820216), (4, 3910108), (8, 1955054), (16, 977527), (419, 37328), (838, 18664), (1676, 9332), (2333, 6704), (3352, 4666)]