20174433643

素因数分解:

$7^1\times {\mathrm{13}}^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:238

約数の個数: 80

約数和(自身を含む): 27089464320

約数和(自身を除く): 6915030677

約数列:

[1, 7, 13, 19, 47, 91, 113, 133, 169, 247, 329, 611, 791, 893, 1183, 1469, 1729, 2147, 2197, 3211, 4277, 5311, 6251, 7943, 10283, 11609, 15029, 15379, 19097, 22477, 27911, 28561, 37177, 41743, 55601, 69043, 81263, 100909, 103259, 133679, 150917, 195377, 199927, 248261, 292201, 362843, 483301, 542659, 706363, 722813, 897559, 1056419, 1311817, 1342367, 1737827, 1961921, 2539901, 3227393, 3798613, 4716959, 6282913, 9182719, 9396569, 11668267, 13733447, 17053621, 22591751, 25504973, 33018713, 61320467, 81677869, 119375347, 151687471, 178534811, 221697073, 429243269, 1061812297, 1551879511, 2882061949, 20174433643]

約数ペア:

[(1, 20174433643), (7, 2882061949), (13, 1551879511), (19, 1061812297), (47, 429243269), (91, 221697073), (113, 178534811), (133, 151687471), (169, 119375347), (247, 81677869), (329, 61320467), (611, 33018713), (791, 25504973), (893, 22591751), (1183, 17053621), (1469, 13733447), (1729, 11668267), (2147, 9396569), (2197, 9182719), (3211, 6282913), (4277, 4716959), (5311, 3798613), (6251, 3227393), (7943, 2539901), (10283, 1961921), (11609, 1737827), (15029, 1342367), (15379, 1311817), (19097, 1056419), (22477, 897559), (27911, 722813), (28561, 706363), (37177, 542659), (41743, 483301), (55601, 362843), (69043, 292201), (81263, 248261), (100909, 199927), (103259, 195377), (133679, 150917)]