20186055848

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18971857}}^1$

素因数の和:18971889

約数の個数: 32

約数和(自身を含む): 45532459200

約数和(自身を除く): 25346403352

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 18971857, 37943714, 75887428, 132802999, 151774856, 265605998, 360465283, 531211996, 720930566, 1062423992, 1441861132, 2523256981, 2883722264, 5046513962, 10093027924, 20186055848]

約数ペア:

[(1, 20186055848), (2, 10093027924), (4, 5046513962), (7, 2883722264), (8, 2523256981), (14, 1441861132), (19, 1062423992), (28, 720930566), (38, 531211996), (56, 360465283), (76, 265605998), (133, 151774856), (152, 132802999), (266, 75887428), (532, 37943714), (1064, 18971857)]