19634624

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 56

約数和(自身を含む): 41148000

約数和(自身を除く): 21513376

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 71, 116, 142, 149, 232, 284, 298, 464, 568, 596, 928, 1136, 1192, 1856, 2059, 2272, 2384, 4118, 4321, 4544, 4768, 8236, 8642, 9536, 10579, 16472, 17284, 21158, 32944, 34568, 42316, 65888, 69136, 84632, 131776, 138272, 169264, 276544, 306791, 338528, 613582, 677056, 1227164, 2454328, 4908656, 9817312, 19634624]

約数ペア:

[(1, 19634624), (2, 9817312), (4, 4908656), (8, 2454328), (16, 1227164), (29, 677056), (32, 613582), (58, 338528), (64, 306791), (71, 276544), (116, 169264), (142, 138272), (149, 131776), (232, 84632), (284, 69136), (298, 65888), (464, 42316), (568, 34568), (596, 32944), (928, 21158), (1136, 17284), (1192, 16472), (1856, 10579), (2059, 9536), (2272, 8642), (2384, 8236), (4118, 4768), (4321, 4544)]