20878528096

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{1091}}^1\times {\mathrm{8423}}^1$

素因数の和:9595

約数の個数: 48

約数和(自身を含む): 41726700288

約数和(自身を除く): 20848172192

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1091, 1136, 2182, 2272, 4364, 8423, 8728, 16846, 17456, 33692, 34912, 67384, 77461, 134768, 154922, 269536, 309844, 598033, 619688, 1196066, 1239376, 2392132, 2478752, 4784264, 9189493, 9568528, 18378986, 19137056, 36757972, 73515944, 147031888, 294063776, 652454003, 1304908006, 2609816012, 5219632024, 10439264048, 20878528096]

約数ペア:

[(1, 20878528096), (2, 10439264048), (4, 5219632024), (8, 2609816012), (16, 1304908006), (32, 652454003), (71, 294063776), (142, 147031888), (284, 73515944), (568, 36757972), (1091, 19137056), (1136, 18378986), (2182, 9568528), (2272, 9189493), (4364, 4784264), (8423, 2478752), (8728, 2392132), (16846, 1239376), (17456, 1196066), (33692, 619688), (34912, 598033), (67384, 309844), (77461, 269536), (134768, 154922)]