20434672

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{55529}}^1$

素因数の和:55560

約数の個数: 20

約数和(自身を含む): 41314320

約数和(自身を除く): 20879648

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 55529, 111058, 222116, 444232, 888464, 1277167, 2554334, 5108668, 10217336, 20434672]

約数ペア:

[(1, 20434672), (2, 10217336), (4, 5108668), (8, 2554334), (16, 1277167), (23, 888464), (46, 444232), (92, 222116), (184, 111058), (368, 55529)]