18323980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{48221}}^1$

素因数の和:48249

約数の個数: 24

約数和(自身を含む): 40506480

約数和(自身を除く): 22182500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 48221, 96442, 192884, 241105, 482210, 916199, 964420, 1832398, 3664796, 4580995, 9161990, 18323980]

約数ペア:

[(1, 18323980), (2, 9161990), (4, 4580995), (5, 3664796), (10, 1832398), (19, 964420), (20, 916199), (38, 482210), (76, 241105), (95, 192884), (190, 96442), (380, 48221)]