16813936

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 60

約数和(自身を含む): 35716464

約数和(自身を除く): 18902528

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 71, 76, 82, 142, 152, 164, 284, 304, 328, 361, 568, 656, 722, 779, 1136, 1349, 1444, 1558, 2698, 2888, 2911, 3116, 5396, 5776, 5822, 6232, 10792, 11644, 12464, 14801, 21584, 23288, 25631, 29602, 46576, 51262, 55309, 59204, 102524, 110618, 118408, 205048, 221236, 236816, 410096, 442472, 884944, 1050871, 2101742, 4203484, 8406968, 16813936]

約数ペア:

[(1, 16813936), (2, 8406968), (4, 4203484), (8, 2101742), (16, 1050871), (19, 884944), (38, 442472), (41, 410096), (71, 236816), (76, 221236), (82, 205048), (142, 118408), (152, 110618), (164, 102524), (284, 59204), (304, 55309), (328, 51262), (361, 46576), (568, 29602), (656, 25631), (722, 23288), (779, 21584), (1136, 14801), (1349, 12464), (1444, 11644), (1558, 10792), (2698, 6232), (2888, 5822), (2911, 5776), (3116, 5396)]