20129392946

素因数分解:

$2^1\times {\mathrm{13}}^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1091}}^1$

素因数の和:1181

約数の個数: 80

約数和(自身を含む): 36490577760

約数和(自身を除く): 16361184814

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 169, 221, 247, 323, 338, 442, 494, 646, 1091, 2182, 2197, 2873, 3211, 4199, 4394, 5746, 6422, 8398, 14183, 18547, 20729, 28366, 28561, 37094, 37349, 41458, 41743, 54587, 57122, 74698, 83486, 109174, 184379, 241111, 269477, 352393, 368758, 482222, 485537, 538954, 542659, 704786, 709631, 971074, 1085318, 1419262, 2396927, 3134443, 3503201, 4581109, 4793854, 6268886, 7006402, 9162218, 9225203, 18450406, 31160051, 40747759, 45541613, 59554417, 62320102, 81495518, 91083226, 119108834, 529720867, 592040969, 774207421, 1059441734, 1184081938, 1548414842, 10064696473, 20129392946]

約数ペア:

[(1, 20129392946), (2, 10064696473), (13, 1548414842), (17, 1184081938), (19, 1059441734), (26, 774207421), (34, 592040969), (38, 529720867), (169, 119108834), (221, 91083226), (247, 81495518), (323, 62320102), (338, 59554417), (442, 45541613), (494, 40747759), (646, 31160051), (1091, 18450406), (2182, 9225203), (2197, 9162218), (2873, 7006402), (3211, 6268886), (4199, 4793854), (4394, 4581109), (5746, 3503201), (6422, 3134443), (8398, 2396927), (14183, 1419262), (18547, 1085318), (20729, 971074), (28366, 709631), (28561, 704786), (37094, 542659), (37349, 538954), (41458, 485537), (41743, 482222), (54587, 368758), (57122, 352393), (74698, 269477), (83486, 241111), (109174, 184379)]