30851812

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{991}}^1$

素因数の和:1219

約数の個数: 24

約数和(自身を含む): 55607552

約数和(自身を除く): 24755740

約数列:

[1, 2, 4, 43, 86, 172, 181, 362, 724, 991, 1982, 3964, 7783, 15566, 31132, 42613, 85226, 170452, 179371, 358742, 717484, 7712953, 15425906, 30851812]

約数ペア:

[(1, 30851812), (2, 15425906), (4, 7712953), (43, 717484), (86, 358742), (172, 179371), (181, 170452), (362, 85226), (724, 42613), (991, 31132), (1982, 15566), (3964, 7783)]