20417190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12841}}^1$

素因数の和:12904

約数の個数: 32

約数和(自身を含む): 49929696

約数和(自身を除く): 29512506

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 12841, 25682, 38523, 64205, 77046, 128410, 192615, 385230, 680573, 1361146, 2041719, 3402865, 4083438, 6805730, 10208595, 20417190]

約数ペア:

[(1, 20417190), (2, 10208595), (3, 6805730), (5, 4083438), (6, 3402865), (10, 2041719), (15, 1361146), (30, 680573), (53, 385230), (106, 192615), (159, 128410), (265, 77046), (318, 64205), (530, 38523), (795, 25682), (1590, 12841)]