18621870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{281}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 45826128

約数和(自身を除く): 27204258

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 281, 282, 470, 562, 705, 843, 1405, 1410, 1686, 2209, 2810, 4215, 4418, 6627, 8430, 11045, 13207, 13254, 22090, 26414, 33135, 39621, 66035, 66270, 79242, 132070, 198105, 396210, 620729, 1241458, 1862187, 3103645, 3724374, 6207290, 9310935, 18621870]

約数ペア:

[(1, 18621870), (2, 9310935), (3, 6207290), (5, 3724374), (6, 3103645), (10, 1862187), (15, 1241458), (30, 620729), (47, 396210), (94, 198105), (141, 132070), (235, 79242), (281, 66270), (282, 66035), (470, 39621), (562, 33135), (705, 26414), (843, 22090), (1405, 13254), (1410, 13207), (1686, 11045), (2209, 8430), (2810, 6627), (4215, 4418)]