19992126

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 50434560

約数和(自身を除く): 30442434

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 109, 154, 218, 231, 327, 397, 462, 654, 763, 794, 1191, 1199, 1526, 2289, 2382, 2398, 2779, 3597, 4367, 4578, 5558, 7194, 8337, 8393, 8734, 13101, 16674, 16786, 25179, 26202, 30569, 43273, 50358, 61138, 86546, 91707, 129819, 183414, 259638, 302911, 476003, 605822, 908733, 952006, 1428009, 1817466, 2856018, 3332021, 6664042, 9996063, 19992126]

約数ペア:

[(1, 19992126), (2, 9996063), (3, 6664042), (6, 3332021), (7, 2856018), (11, 1817466), (14, 1428009), (21, 952006), (22, 908733), (33, 605822), (42, 476003), (66, 302911), (77, 259638), (109, 183414), (154, 129819), (218, 91707), (231, 86546), (327, 61138), (397, 50358), (462, 43273), (654, 30569), (763, 26202), (794, 25179), (1191, 16786), (1199, 16674), (1526, 13101), (2289, 8734), (2382, 8393), (2398, 8337), (2779, 7194), (3597, 5558), (4367, 4578)]