20175135918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{160817}}^1$

素因数の和:160961

約数の個数: 64

約数和(自身を含む): 48168207360

約数和(自身を除く): 27993071442

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 103, 174, 203, 206, 309, 406, 609, 618, 721, 1218, 1442, 2163, 2987, 4326, 5974, 8961, 17922, 20909, 41818, 62727, 125454, 160817, 321634, 482451, 964902, 1125719, 2251438, 3377157, 4663693, 6754314, 9327386, 13991079, 16564151, 27982158, 32645851, 33128302, 49692453, 65291702, 97937553, 99384906, 115949057, 195875106, 231898114, 347847171, 480360379, 695694342, 960720758, 1441081137, 2882162274, 3362522653, 6725045306, 10087567959, 20175135918]

約数ペア:

[(1, 20175135918), (2, 10087567959), (3, 6725045306), (6, 3362522653), (7, 2882162274), (14, 1441081137), (21, 960720758), (29, 695694342), (42, 480360379), (58, 347847171), (87, 231898114), (103, 195875106), (174, 115949057), (203, 99384906), (206, 97937553), (309, 65291702), (406, 49692453), (609, 33128302), (618, 32645851), (721, 27982158), (1218, 16564151), (1442, 13991079), (2163, 9327386), (2987, 6754314), (4326, 4663693), (5974, 3377157), (8961, 2251438), (17922, 1125719), (20909, 964902), (41818, 482451), (62727, 321634), (125454, 160817)]