31177744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{149893}}^1$

素因数の和:149914

約数の個数: 20

約数和(自身を含む): 65053996

約数和(自身を除く): 33876252

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 149893, 299786, 599572, 1199144, 1948609, 2398288, 3897218, 7794436, 15588872, 31177744]

約数ペア:

[(1, 31177744), (2, 15588872), (4, 7794436), (8, 3897218), (13, 2398288), (16, 1948609), (26, 1199144), (52, 599572), (104, 299786), (208, 149893)]