20341256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{617}}^1$

素因数の和:953

約数の個数: 32

約数和(自身を含む): 41270040

約数和(自身を除く): 20928784

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 317, 617, 634, 1234, 1268, 2468, 2536, 4121, 4936, 8021, 8242, 16042, 16484, 32084, 32968, 64168, 195589, 391178, 782356, 1564712, 2542657, 5085314, 10170628, 20341256]

約数ペア:

[(1, 20341256), (2, 10170628), (4, 5085314), (8, 2542657), (13, 1564712), (26, 782356), (52, 391178), (104, 195589), (317, 64168), (617, 32968), (634, 32084), (1234, 16484), (1268, 16042), (2468, 8242), (2536, 8021), (4121, 4936)]