20344517037

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{840023}}^1$

素因数の和:840071

約数の個数: 40

約数和(自身を含む): 34152015744

約数和(自身を除く): 13807498707

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 81, 117, 207, 299, 351, 621, 897, 1053, 1863, 2691, 8073, 24219, 840023, 2520069, 7560207, 10920299, 19320529, 22680621, 32760897, 57961587, 68041863, 98282691, 173884761, 251166877, 294848073, 521654283, 753500631, 884544219, 1564962849, 2260501893, 6781505679, 20344517037]

約数ペア:

[(1, 20344517037), (3, 6781505679), (9, 2260501893), (13, 1564962849), (23, 884544219), (27, 753500631), (39, 521654283), (69, 294848073), (81, 251166877), (117, 173884761), (207, 98282691), (299, 68041863), (351, 57961587), (621, 32760897), (897, 22680621), (1053, 19320529), (1863, 10920299), (2691, 7560207), (8073, 2520069), (24219, 840023)]