18397776

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{20173}}^1$

素因数の和:20203

約数の個数: 40

約数和(自身を含む): 50031520

約数和(自身を除く): 31633744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 20173, 40346, 60519, 80692, 121038, 161384, 242076, 322768, 383287, 484152, 766574, 968304, 1149861, 1533148, 2299722, 3066296, 4599444, 6132592, 9198888, 18397776]

約数ペア:

[(1, 18397776), (2, 9198888), (3, 6132592), (4, 4599444), (6, 3066296), (8, 2299722), (12, 1533148), (16, 1149861), (19, 968304), (24, 766574), (38, 484152), (48, 383287), (57, 322768), (76, 242076), (114, 161384), (152, 121038), (228, 80692), (304, 60519), (456, 40346), (912, 20173)]