19864404

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11261}}^1$

素因数の和:11285

約数の個数: 54

約数和(自身を含む): 58415994

約数和(自身を除く): 38551590

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 11261, 22522, 33783, 45044, 67566, 78827, 101349, 135132, 157654, 202698, 236481, 315308, 405396, 472962, 551789, 709443, 945924, 1103578, 1418886, 1655367, 2207156, 2837772, 3310734, 4966101, 6621468, 9932202, 19864404]

約数ペア:

[(1, 19864404), (2, 9932202), (3, 6621468), (4, 4966101), (6, 3310734), (7, 2837772), (9, 2207156), (12, 1655367), (14, 1418886), (18, 1103578), (21, 945924), (28, 709443), (36, 551789), (42, 472962), (49, 405396), (63, 315308), (84, 236481), (98, 202698), (126, 157654), (147, 135132), (196, 101349), (252, 78827), (294, 67566), (441, 45044), (588, 33783), (882, 22522), (1764, 11261)]