19959270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12553}}^1$

素因数の和:12616

約数の個数: 32

約数和(自身を含む): 48809952

約数和(自身を除く): 28850682

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 12553, 25106, 37659, 62765, 75318, 125530, 188295, 376590, 665309, 1330618, 1995927, 3326545, 3991854, 6653090, 9979635, 19959270]

約数ペア:

[(1, 19959270), (2, 9979635), (3, 6653090), (5, 3991854), (6, 3326545), (10, 1995927), (15, 1330618), (30, 665309), (53, 376590), (106, 188295), (159, 125530), (265, 75318), (318, 62765), (530, 37659), (795, 25106), (1590, 12553)]