18737238

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1049}}^1$

素因数の和:1296

約数の個数: 32

約数和(自身を含む): 40572000

約数和(自身を除く): 21834762

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 229, 458, 687, 1049, 1374, 2098, 2977, 3147, 5954, 6294, 8931, 13637, 17862, 27274, 40911, 81822, 240221, 480442, 720663, 1441326, 3122873, 6245746, 9368619, 18737238]

約数ペア:

[(1, 18737238), (2, 9368619), (3, 6245746), (6, 3122873), (13, 1441326), (26, 720663), (39, 480442), (78, 240221), (229, 81822), (458, 40911), (687, 27274), (1049, 17862), (1374, 13637), (2098, 8931), (2977, 6294), (3147, 5954)]