20176670048

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{2309}}^1\times {\mathrm{16063}}^1$

素因数の和:18399

約数の個数: 48

約数和(自身を含む): 42080290560

約数和(自身を除く): 21903620512

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 2309, 4618, 9236, 16063, 18472, 32126, 36944, 39253, 64252, 73888, 78506, 128504, 157012, 257008, 273071, 314024, 514016, 546142, 628048, 1092284, 1256096, 2184568, 4369136, 8738272, 37089467, 74178934, 148357868, 296715736, 593431472, 630520939, 1186862944, 1261041878, 2522083756, 5044167512, 10088335024, 20176670048]

約数ペア:

[(1, 20176670048), (2, 10088335024), (4, 5044167512), (8, 2522083756), (16, 1261041878), (17, 1186862944), (32, 630520939), (34, 593431472), (68, 296715736), (136, 148357868), (272, 74178934), (544, 37089467), (2309, 8738272), (4618, 4369136), (9236, 2184568), (16063, 1256096), (18472, 1092284), (32126, 628048), (36944, 546142), (39253, 514016), (64252, 314024), (73888, 273071), (78506, 257008), (128504, 157012)]