18726228

素因数分解:

$2^2\times 3^4\times {\mathrm{29}}^1\times {\mathrm{1993}}^1$

素因数の和:2038

約数の個数: 60

約数和(自身を含む): 50667540

約数和(自身を除く): 31941312

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 162, 174, 261, 324, 348, 522, 783, 1044, 1566, 1993, 2349, 3132, 3986, 4698, 5979, 7972, 9396, 11958, 17937, 23916, 35874, 53811, 57797, 71748, 107622, 115594, 161433, 173391, 215244, 231188, 322866, 346782, 520173, 645732, 693564, 1040346, 1560519, 2080692, 3121038, 4681557, 6242076, 9363114, 18726228]

約数ペア:

[(1, 18726228), (2, 9363114), (3, 6242076), (4, 4681557), (6, 3121038), (9, 2080692), (12, 1560519), (18, 1040346), (27, 693564), (29, 645732), (36, 520173), (54, 346782), (58, 322866), (81, 231188), (87, 215244), (108, 173391), (116, 161433), (162, 115594), (174, 107622), (261, 71748), (324, 57797), (348, 53811), (522, 35874), (783, 23916), (1044, 17937), (1566, 11958), (1993, 9396), (2349, 7972), (3132, 5979), (3986, 4698)]