15570256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{74857}}^1$

素因数の和:74878

約数の個数: 20

約数和(自身を含む): 32488372

約数和(自身を除く): 16918116

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 74857, 149714, 299428, 598856, 973141, 1197712, 1946282, 3892564, 7785128, 15570256]

約数ペア:

[(1, 15570256), (2, 7785128), (4, 3892564), (8, 1946282), (13, 1197712), (16, 973141), (26, 598856), (52, 299428), (104, 149714), (208, 74857)]