18454140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{102523}}^1$

素因数の和:102538

約数の個数: 36

約数和(自身を含む): 55978104

約数和(自身を除く): 37523964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 102523, 205046, 307569, 410092, 512615, 615138, 922707, 1025230, 1230276, 1537845, 1845414, 2050460, 3075690, 3690828, 4613535, 6151380, 9227070, 18454140]

約数ペア:

[(1, 18454140), (2, 9227070), (3, 6151380), (4, 4613535), (5, 3690828), (6, 3075690), (9, 2050460), (10, 1845414), (12, 1537845), (15, 1230276), (18, 1025230), (20, 922707), (30, 615138), (36, 512615), (45, 410092), (60, 307569), (90, 205046), (180, 102523)]