20164952943

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{213203}}^1$

素因数の和:213356

約数の個数: 32

約数和(自身を含む): 31110727680

約数和(自身を除く): 10945774737

約数列:

[1, 3, 9, 27, 31, 93, 113, 279, 339, 837, 1017, 3051, 3503, 10509, 31527, 94581, 213203, 639609, 1918827, 5756481, 6609293, 19827879, 24091939, 59483637, 72275817, 178450911, 216827451, 650482353, 746850109, 2240550327, 6721650981, 20164952943]

約数ペア:

[(1, 20164952943), (3, 6721650981), (9, 2240550327), (27, 746850109), (31, 650482353), (93, 216827451), (113, 178450911), (279, 72275817), (339, 59483637), (837, 24091939), (1017, 19827879), (3051, 6609293), (3503, 5756481), (10509, 1918827), (31527, 639609), (94581, 213203)]