18805704778

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4621}}^1\times {\mathrm{9377}}^1$

素因数の和:14038

約数の個数: 32

約数和(自身を含む): 33289049088

約数和(自身を除く): 14483344310

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 4621, 9242, 9377, 18754, 32347, 64694, 65639, 131278, 143251, 286502, 290687, 581374, 1002757, 2005514, 2034809, 4069618, 43331117, 86662234, 303317819, 606635638, 1343264627, 2686529254, 9402852389, 18805704778]

約数ペア:

[(1, 18805704778), (2, 9402852389), (7, 2686529254), (14, 1343264627), (31, 606635638), (62, 303317819), (217, 86662234), (434, 43331117), (4621, 4069618), (9242, 2034809), (9377, 2005514), (18754, 1002757), (32347, 581374), (64694, 290687), (65639, 286502), (131278, 143251)]