15815384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{631}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 32118240

約数和(自身を除く): 16302856

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 241, 482, 631, 964, 1262, 1928, 2524, 3133, 5048, 6266, 8203, 12532, 16406, 25064, 32812, 65624, 152071, 304142, 608284, 1216568, 1976923, 3953846, 7907692, 15815384]

約数ペア:

[(1, 15815384), (2, 7907692), (4, 3953846), (8, 1976923), (13, 1216568), (26, 608284), (52, 304142), (104, 152071), (241, 65624), (482, 32812), (631, 25064), (964, 16406), (1262, 12532), (1928, 8203), (2524, 6266), (3133, 5048)]