20566910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 46230912

約数和(自身を除く): 25664002

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 97, 130, 182, 194, 233, 455, 466, 485, 679, 910, 970, 1165, 1261, 1358, 1631, 2330, 2522, 3029, 3262, 3395, 6058, 6305, 6790, 8155, 8827, 12610, 15145, 16310, 17654, 21203, 22601, 30290, 42406, 44135, 45202, 88270, 106015, 113005, 158207, 212030, 226010, 293813, 316414, 587626, 791035, 1469065, 1582070, 2056691, 2938130, 4113382, 10283455, 20566910]

約数ペア:

[(1, 20566910), (2, 10283455), (5, 4113382), (7, 2938130), (10, 2056691), (13, 1582070), (14, 1469065), (26, 791035), (35, 587626), (65, 316414), (70, 293813), (91, 226010), (97, 212030), (130, 158207), (182, 113005), (194, 106015), (233, 88270), (455, 45202), (466, 44135), (485, 42406), (679, 30290), (910, 22601), (970, 21203), (1165, 17654), (1261, 16310), (1358, 15145), (1631, 12610), (2330, 8827), (2522, 8155), (3029, 6790), (3262, 6305), (3395, 6058)]