40573208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20533}}^1$

素因数の和:20571

約数の個数: 32

約数和(自身を含む): 86242800

約数和(自身を除く): 45669592

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 20533, 41066, 82132, 164264, 266929, 390127, 533858, 780254, 1067716, 1560508, 2135432, 3121016, 5071651, 10143302, 20286604, 40573208]

約数ペア:

[(1, 40573208), (2, 20286604), (4, 10143302), (8, 5071651), (13, 3121016), (19, 2135432), (26, 1560508), (38, 1067716), (52, 780254), (76, 533858), (104, 390127), (152, 266929), (247, 164264), (494, 82132), (988, 41066), (1976, 20533)]