20492854

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:300

約数の個数: 32

約数和(自身を含む): 33872256

約数和(自身を除く): 13379402

約数列:

[1, 2, 17, 34, 43, 86, 107, 131, 214, 262, 731, 1462, 1819, 2227, 3638, 4454, 4601, 5633, 9202, 11266, 14017, 28034, 78217, 95761, 156434, 191522, 238289, 476578, 602731, 1205462, 10246427, 20492854]

約数ペア:

[(1, 20492854), (2, 10246427), (17, 1205462), (34, 602731), (43, 476578), (86, 238289), (107, 191522), (131, 156434), (214, 95761), (262, 78217), (731, 28034), (1462, 14017), (1819, 11266), (2227, 9202), (3638, 5633), (4454, 4601)]