20834416503

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{313}}^1\times {\mathrm{4013}}^1$

素因数の和:4448

約数の個数: 48

約数和(自身を含む): 32114890080

約数和(自身を除く): 11280473577

約数列:

[1, 3, 9, 19, 57, 97, 171, 291, 313, 873, 939, 1843, 2817, 4013, 5529, 5947, 12039, 16587, 17841, 30361, 36117, 53523, 76247, 91083, 228741, 273249, 389261, 576859, 686223, 1167783, 1256069, 1730577, 3503349, 3768207, 5191731, 7395959, 11304621, 22187877, 23865311, 66563631, 71595933, 121838693, 214787799, 365516079, 1096548237, 2314935167, 6944805501, 20834416503]

約数ペア:

[(1, 20834416503), (3, 6944805501), (9, 2314935167), (19, 1096548237), (57, 365516079), (97, 214787799), (171, 121838693), (291, 71595933), (313, 66563631), (873, 23865311), (939, 22187877), (1843, 11304621), (2817, 7395959), (4013, 5191731), (5529, 3768207), (5947, 3503349), (12039, 1730577), (16587, 1256069), (17841, 1167783), (30361, 686223), (36117, 576859), (53523, 389261), (76247, 273249), (91083, 228741)]