19956460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52517}}^1$

素因数の和:52545

約数の個数: 24

約数和(自身を含む): 44115120

約数和(自身を除く): 24158660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 52517, 105034, 210068, 262585, 525170, 997823, 1050340, 1995646, 3991292, 4989115, 9978230, 19956460]

約数ペア:

[(1, 19956460), (2, 9978230), (4, 4989115), (5, 3991292), (10, 1995646), (19, 1050340), (20, 997823), (38, 525170), (76, 262585), (95, 210068), (190, 105034), (380, 52517)]