18991812

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{32299}}^1$

素因数の和:32320

約数の個数: 36

約数和(自身を含む): 51550800

約数和(自身を除く): 32558988

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 32299, 64598, 96897, 129196, 193794, 226093, 387588, 452186, 678279, 904372, 1356558, 1582651, 2713116, 3165302, 4747953, 6330604, 9495906, 18991812]

約数ペア:

[(1, 18991812), (2, 9495906), (3, 6330604), (4, 4747953), (6, 3165302), (7, 2713116), (12, 1582651), (14, 1356558), (21, 904372), (28, 678279), (42, 452186), (49, 387588), (84, 226093), (98, 193794), (147, 129196), (196, 96897), (294, 64598), (588, 32299)]