20118270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12653}}^1$

素因数の和:12716

約数の個数: 32

約数和(自身を含む): 49198752

約数和(自身を除く): 29080482

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 12653, 25306, 37959, 63265, 75918, 126530, 189795, 379590, 670609, 1341218, 2011827, 3353045, 4023654, 6706090, 10059135, 20118270]

約数ペア:

[(1, 20118270), (2, 10059135), (3, 6706090), (5, 4023654), (6, 3353045), (10, 2011827), (15, 1341218), (30, 670609), (53, 379590), (106, 189795), (159, 126530), (265, 75918), (318, 63265), (530, 37959), (795, 25306), (1590, 12653)]