20154294727

素因数分解:

$7^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1\times {\mathrm{239}}^1\times {\mathrm{347}}^1$

素因数の和:975

約数の個数: 32

約数和(自身を含む): 23452416000

約数和(自身を除く): 3298121273

約数列:

[1, 7, 149, 233, 239, 347, 1043, 1631, 1673, 2429, 34717, 35611, 51703, 55687, 80851, 82933, 243019, 249277, 361921, 389809, 565957, 580531, 8297363, 12046799, 12357017, 19323389, 58081541, 84327593, 86499119, 135263723, 2879184961, 20154294727]

約数ペア:

[(1, 20154294727), (7, 2879184961), (149, 135263723), (233, 86499119), (239, 84327593), (347, 58081541), (1043, 19323389), (1631, 12357017), (1673, 12046799), (2429, 8297363), (34717, 580531), (35611, 565957), (51703, 389809), (55687, 361921), (80851, 249277), (82933, 243019)]