20184747530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{613}}^1\times {\mathrm{1777}}^1$

素因数の和:2523

約数の個数: 64

約数和(自身を含む): 38907902880

約数和(自身を除く): 18723155350

約数列:

[1, 2, 5, 10, 17, 34, 85, 109, 170, 218, 545, 613, 1090, 1226, 1777, 1853, 3065, 3554, 3706, 6130, 8885, 9265, 10421, 17770, 18530, 20842, 30209, 52105, 60418, 66817, 104210, 133634, 151045, 193693, 302090, 334085, 387386, 668170, 968465, 1089301, 1135889, 1936930, 2178602, 2271778, 3292781, 5446505, 5679445, 6585562, 10893010, 11358890, 16463905, 18518117, 32927810, 37036234, 92590585, 118733809, 185181170, 237467618, 593669045, 1187338090, 2018474753, 4036949506, 10092373765, 20184747530]

約数ペア:

[(1, 20184747530), (2, 10092373765), (5, 4036949506), (10, 2018474753), (17, 1187338090), (34, 593669045), (85, 237467618), (109, 185181170), (170, 118733809), (218, 92590585), (545, 37036234), (613, 32927810), (1090, 18518117), (1226, 16463905), (1777, 11358890), (1853, 10893010), (3065, 6585562), (3554, 5679445), (3706, 5446505), (6130, 3292781), (8885, 2271778), (9265, 2178602), (10421, 1936930), (17770, 1135889), (18530, 1089301), (20842, 968465), (30209, 668170), (52105, 387386), (60418, 334085), (66817, 302090), (104210, 193693), (133634, 151045)]