18471390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{87959}}^1$

素因数の和:87976

約数の個数: 32

約数和(自身を含む): 50664960

約数和(自身を除く): 32193570

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 87959, 175918, 263877, 439795, 527754, 615713, 879590, 1231426, 1319385, 1847139, 2638770, 3078565, 3694278, 6157130, 9235695, 18471390]

約数ペア:

[(1, 18471390), (2, 9235695), (3, 6157130), (5, 3694278), (6, 3078565), (7, 2638770), (10, 1847139), (14, 1319385), (15, 1231426), (21, 879590), (30, 615713), (35, 527754), (42, 439795), (70, 263877), (105, 175918), (210, 87959)]