12917944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{557}}^1$

素因数の和:799

約数の個数: 32

約数和(自身を含む): 26248320

約数和(自身を除く): 13330376

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 223, 446, 557, 892, 1114, 1784, 2228, 2899, 4456, 5798, 7241, 11596, 14482, 23192, 28964, 57928, 124211, 248422, 496844, 993688, 1614743, 3229486, 6458972, 12917944]

約数ペア:

[(1, 12917944), (2, 6458972), (4, 3229486), (8, 1614743), (13, 993688), (26, 496844), (52, 248422), (104, 124211), (223, 57928), (446, 28964), (557, 23192), (892, 14482), (1114, 11596), (1784, 7241), (2228, 5798), (2899, 4456)]