18644680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16073}}^1$

素因数の和:16113

約数の個数: 32

約数和(自身を含む): 43399800

約数和(自身を除く): 24755120

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 16073, 32146, 64292, 80365, 128584, 160730, 321460, 466117, 642920, 932234, 1864468, 2330585, 3728936, 4661170, 9322340, 18644680]

約数ペア:

[(1, 18644680), (2, 9322340), (4, 4661170), (5, 3728936), (8, 2330585), (10, 1864468), (20, 932234), (29, 642920), (40, 466117), (58, 321460), (116, 160730), (145, 128584), (232, 80365), (290, 64292), (580, 32146), (1160, 16073)]