20849436

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{4421}}^1$

素因数の和:4562

約数の個数: 36

約数和(自身を含む): 53117064

約数和(自身を除く): 32267628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 262, 393, 524, 786, 1179, 1572, 2358, 4421, 4716, 8842, 13263, 17684, 26526, 39789, 53052, 79578, 159156, 579151, 1158302, 1737453, 2316604, 3474906, 5212359, 6949812, 10424718, 20849436]

約数ペア:

[(1, 20849436), (2, 10424718), (3, 6949812), (4, 5212359), (6, 3474906), (9, 2316604), (12, 1737453), (18, 1158302), (36, 579151), (131, 159156), (262, 79578), (393, 53052), (524, 39789), (786, 26526), (1179, 17684), (1572, 13263), (2358, 8842), (4421, 4716)]