18808368

素因数分解:

$2^4\times 3^1\times {\mathrm{139}}^1\times {\mathrm{2819}}^1$

素因数の和:2969

約数の個数: 40

約数和(自身を含む): 48955200

約数和(自身を除く): 30146832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 139, 278, 417, 556, 834, 1112, 1668, 2224, 2819, 3336, 5638, 6672, 8457, 11276, 16914, 22552, 33828, 45104, 67656, 135312, 391841, 783682, 1175523, 1567364, 2351046, 3134728, 4702092, 6269456, 9404184, 18808368]

約数ペア:

[(1, 18808368), (2, 9404184), (3, 6269456), (4, 4702092), (6, 3134728), (8, 2351046), (12, 1567364), (16, 1175523), (24, 783682), (48, 391841), (139, 135312), (278, 67656), (417, 45104), (556, 33828), (834, 22552), (1112, 16914), (1668, 11276), (2224, 8457), (2819, 6672), (3336, 5638)]