13943264

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 72

約数和(自身を含む): 31107888

約数和(自身を除く): 17164624

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 71, 76, 136, 142, 152, 272, 284, 304, 323, 361, 544, 568, 608, 646, 722, 1136, 1207, 1292, 1349, 1444, 2272, 2414, 2584, 2698, 2888, 4828, 5168, 5396, 5776, 6137, 9656, 10336, 10792, 11552, 12274, 19312, 21584, 22933, 24548, 25631, 38624, 43168, 45866, 49096, 51262, 91732, 98192, 102524, 183464, 196384, 205048, 366928, 410096, 435727, 733856, 820192, 871454, 1742908, 3485816, 6971632, 13943264]

約数ペア:

[(1, 13943264), (2, 6971632), (4, 3485816), (8, 1742908), (16, 871454), (17, 820192), (19, 733856), (32, 435727), (34, 410096), (38, 366928), (68, 205048), (71, 196384), (76, 183464), (136, 102524), (142, 98192), (152, 91732), (272, 51262), (284, 49096), (304, 45866), (323, 43168), (361, 38624), (544, 25631), (568, 24548), (608, 22933), (646, 21584), (722, 19312), (1136, 12274), (1207, 11552), (1292, 10792), (1349, 10336), (1444, 9656), (2272, 6137), (2414, 5776), (2584, 5396), (2698, 5168), (2888, 4828)]