263477552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1266719}}^1$

素因数の和:1266740

約数の個数: 20

約数和(自身を含む): 549756480

約数和(自身を除く): 286278928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1266719, 2533438, 5066876, 10133752, 16467347, 20267504, 32934694, 65869388, 131738776, 263477552]

約数ペア:

[(1, 263477552), (2, 131738776), (4, 65869388), (8, 32934694), (13, 20267504), (16, 16467347), (26, 10133752), (52, 5066876), (104, 2533438), (208, 1266719)]