31630768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{631}}^1$

素因数の和:893

約数の個数: 40

約数和(自身を含む): 66377696

約数和(自身を除く): 34746928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 241, 482, 631, 964, 1262, 1928, 2524, 3133, 3856, 5048, 6266, 8203, 10096, 12532, 16406, 25064, 32812, 50128, 65624, 131248, 152071, 304142, 608284, 1216568, 1976923, 2433136, 3953846, 7907692, 15815384, 31630768]

約数ペア:

[(1, 31630768), (2, 15815384), (4, 7907692), (8, 3953846), (13, 2433136), (16, 1976923), (26, 1216568), (52, 608284), (104, 304142), (208, 152071), (241, 131248), (482, 65624), (631, 50128), (964, 32812), (1262, 25064), (1928, 16406), (2524, 12532), (3133, 10096), (3856, 8203), (5048, 6266)]