18753360717

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{397073}}^1$

素因数の和:397269

約数の個数: 32

約数和(自身を含む): 30952712448

約数和(自身を除く): 12199351731

約数列:

[1, 3, 7, 13, 21, 39, 91, 173, 273, 519, 1211, 2249, 3633, 6747, 15743, 47229, 397073, 1191219, 2779511, 5161949, 8338533, 15485847, 36133643, 68693629, 108400929, 206080887, 480855403, 893017177, 1442566209, 2679051531, 6251120239, 18753360717]

約数ペア:

[(1, 18753360717), (3, 6251120239), (7, 2679051531), (13, 1442566209), (21, 893017177), (39, 480855403), (91, 206080887), (173, 108400929), (273, 68693629), (519, 36133643), (1211, 15485847), (2249, 8338533), (3633, 5161949), (6747, 2779511), (15743, 1191219), (47229, 397073)]