20213254856

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{2281}}^1\times {\mathrm{27017}}^1$

素因数の和:29345

約数の個数: 32

約数和(自身を含む): 38842697880

約数和(自身を除く): 18629443024

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 2281, 4562, 9124, 18248, 27017, 54034, 93521, 108068, 187042, 216136, 374084, 748168, 1107697, 2215394, 4430788, 8861576, 61625777, 123251554, 246503108, 493006216, 2526656857, 5053313714, 10106627428, 20213254856]

約数ペア:

[(1, 20213254856), (2, 10106627428), (4, 5053313714), (8, 2526656857), (41, 493006216), (82, 246503108), (164, 123251554), (328, 61625777), (2281, 8861576), (4562, 4430788), (9124, 2215394), (18248, 1107697), (27017, 748168), (54034, 374084), (93521, 216136), (108068, 187042)]