1880961986

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{216551}}^1$

素因数の和:216697

約数の個数: 16

約数和(自身を含む): 2915656128

約数和(自身を除く): 1034694142

約数列:

[1, 2, 43, 86, 101, 202, 4343, 8686, 216551, 433102, 9311693, 18623386, 21871651, 43743302, 940480993, 1880961986]

約数ペア:

[(1, 1880961986), (2, 940480993), (43, 43743302), (86, 21871651), (101, 18623386), (202, 9311693), (4343, 433102), (8686, 216551)]