20187433729

素因数分解:

${\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{30139}}^1$

素因数の和:30640

約数の個数: 16

約数和(自身を含む): 21266301760

約数和(自身を除く): 1078868031

約数列:

[1, 37, 43, 421, 1591, 15577, 18103, 30139, 669811, 1115143, 1295977, 12688519, 47951149, 469475203, 545606317, 20187433729]

約数ペア:

[(1, 20187433729), (37, 545606317), (43, 469475203), (421, 47951149), (1591, 12688519), (15577, 1295977), (18103, 1115143), (30139, 669811)]