15178948

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 29635200

約数和(自身を除く): 14456252

約数列:

[1, 2, 4, 19, 29, 38, 58, 71, 76, 97, 116, 142, 194, 284, 388, 551, 1102, 1349, 1843, 2059, 2204, 2698, 2813, 3686, 4118, 5396, 5626, 6887, 7372, 8236, 11252, 13774, 27548, 39121, 53447, 78242, 106894, 130853, 156484, 199723, 213788, 261706, 399446, 523412, 798892, 3794737, 7589474, 15178948]

約数ペア:

[(1, 15178948), (2, 7589474), (4, 3794737), (19, 798892), (29, 523412), (38, 399446), (58, 261706), (71, 213788), (76, 199723), (97, 156484), (116, 130853), (142, 106894), (194, 78242), (284, 53447), (388, 39121), (551, 27548), (1102, 13774), (1349, 11252), (1843, 8236), (2059, 7372), (2204, 6887), (2698, 5626), (2813, 5396), (3686, 4118)]