15929888

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:429

約数の個数: 48

約数和(自身を含む): 34133400

約数和(自身を除く): 18203512

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 149, 208, 257, 298, 416, 514, 596, 1028, 1192, 1937, 2056, 2384, 3341, 3874, 4112, 4768, 6682, 7748, 8224, 13364, 15496, 26728, 30992, 38293, 53456, 61984, 76586, 106912, 153172, 306344, 497809, 612688, 995618, 1225376, 1991236, 3982472, 7964944, 15929888]

約数ペア:

[(1, 15929888), (2, 7964944), (4, 3982472), (8, 1991236), (13, 1225376), (16, 995618), (26, 612688), (32, 497809), (52, 306344), (104, 153172), (149, 106912), (208, 76586), (257, 61984), (298, 53456), (416, 38293), (514, 30992), (596, 26728), (1028, 15496), (1192, 13364), (1937, 8224), (2056, 7748), (2384, 6682), (3341, 4768), (3874, 4112)]