13839973808

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{648911}}^1$

素因数の和:648993

約数の個数: 40

約数和(自身を含む): 28323710976

約数和(自身を除く): 14483737168

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 688, 1333, 2666, 5332, 10664, 21328, 648911, 1297822, 2595644, 5191288, 10382576, 20116241, 27903173, 40232482, 55806346, 80464964, 111612692, 160929928, 223225384, 321859856, 446450768, 864998363, 1729996726, 3459993452, 6919986904, 13839973808]

約数ペア:

[(1, 13839973808), (2, 6919986904), (4, 3459993452), (8, 1729996726), (16, 864998363), (31, 446450768), (43, 321859856), (62, 223225384), (86, 160929928), (124, 111612692), (172, 80464964), (248, 55806346), (344, 40232482), (496, 27903173), (688, 20116241), (1333, 10382576), (2666, 5191288), (5332, 2595644), (10664, 1297822), (21328, 648911)]