18077241

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2879}}^1$

素因数の和:2925

約数の個数: 32

約数和(自身を含む): 30965760

約数和(自身を除く): 12888519

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 2879, 6279, 8637, 20153, 37427, 60459, 66217, 112281, 198651, 261989, 463519, 785967, 860821, 1390557, 2582463, 6025747, 18077241]

約数ペア:

[(1, 18077241), (3, 6025747), (7, 2582463), (13, 1390557), (21, 860821), (23, 785967), (39, 463519), (69, 261989), (91, 198651), (161, 112281), (273, 66217), (299, 60459), (483, 37427), (897, 20153), (2093, 8637), (2879, 6279)]