18080990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1$

素因数の和:776

約数の個数: 32

約数和(自身を含む): 34283520

約数和(自身を除く): 16202530

約数列:

[1, 2, 5, 10, 23, 46, 115, 127, 230, 254, 619, 635, 1238, 1270, 2921, 3095, 5842, 6190, 14237, 14605, 28474, 29210, 71185, 78613, 142370, 157226, 393065, 786130, 1808099, 3616198, 9040495, 18080990]

約数ペア:

[(1, 18080990), (2, 9040495), (5, 3616198), (10, 1808099), (23, 786130), (46, 393065), (115, 157226), (127, 142370), (230, 78613), (254, 71185), (619, 29210), (635, 28474), (1238, 14605), (1270, 14237), (2921, 6190), (3095, 5842)]