16864432

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{911}}^1$

素因数の和:1021

約数の個数: 40

約数和(自身を含む): 35622720

約数和(自身を除く): 18758288

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 178, 208, 356, 712, 911, 1157, 1424, 1822, 2314, 3644, 4628, 7288, 9256, 11843, 14576, 18512, 23686, 47372, 81079, 94744, 162158, 189488, 324316, 648632, 1054027, 1297264, 2108054, 4216108, 8432216, 16864432]

約数ペア:

[(1, 16864432), (2, 8432216), (4, 4216108), (8, 2108054), (13, 1297264), (16, 1054027), (26, 648632), (52, 324316), (89, 189488), (104, 162158), (178, 94744), (208, 81079), (356, 47372), (712, 23686), (911, 18512), (1157, 14576), (1424, 11843), (1822, 9256), (2314, 7288), (3644, 4628)]