20123351654

素因数分解:

$2^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{1277}}^1\times {\mathrm{1423}}^1$

素因数の和:2829

約数の個数: 48

約数和(自身を含む): 35476584768

約数和(自身を除く): 15353233114

約数列:

[1, 2, 7, 14, 49, 98, 113, 226, 791, 1277, 1423, 1582, 2554, 2846, 5537, 8939, 9961, 11074, 17878, 19922, 62573, 69727, 125146, 139454, 144301, 160799, 288602, 321598, 1010107, 1125593, 1817171, 2020214, 2251186, 3634342, 7070749, 7879151, 12720197, 14141498, 15758302, 25440394, 89041379, 178082758, 205340323, 410680646, 1437382261, 2874764522, 10061675827, 20123351654]

約数ペア:

[(1, 20123351654), (2, 10061675827), (7, 2874764522), (14, 1437382261), (49, 410680646), (98, 205340323), (113, 178082758), (226, 89041379), (791, 25440394), (1277, 15758302), (1423, 14141498), (1582, 12720197), (2554, 7879151), (2846, 7070749), (5537, 3634342), (8939, 2251186), (9961, 2020214), (11074, 1817171), (17878, 1125593), (19922, 1010107), (62573, 321598), (69727, 288602), (125146, 160799), (139454, 144301)]