18378450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{40841}}^1$

素因数の和:40859

約数の個数: 36

約数和(自身を含む): 49377978

約数和(自身を除く): 30999528

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 40841, 81682, 122523, 204205, 245046, 367569, 408410, 612615, 735138, 1021025, 1225230, 1837845, 2042050, 3063075, 3675690, 6126150, 9189225, 18378450]

約数ペア:

[(1, 18378450), (2, 9189225), (3, 6126150), (5, 3675690), (6, 3063075), (9, 2042050), (10, 1837845), (15, 1225230), (18, 1021025), (25, 735138), (30, 612615), (45, 408410), (50, 367569), (75, 245046), (90, 204205), (150, 122523), (225, 81682), (450, 40841)]