2018689967

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{187141}}^1$

素因数の和:187238

約数の個数: 16

約数和(自身を含む): 2443325952

約数和(自身を除く): 424635985

約数列:

[1, 7, 23, 67, 161, 469, 1541, 10787, 187141, 1309987, 4304243, 12538447, 30129701, 87769129, 288384281, 2018689967]

約数ペア:

[(1, 2018689967), (7, 288384281), (23, 87769129), (67, 30129701), (161, 12538447), (469, 4304243), (1541, 1309987), (10787, 187141)]