1990998438

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2320511}}^1$

素因数の和:2320540

約数の個数: 32

約数和(自身を含む): 4678152192

約数和(自身を除く): 2687153754

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 2320511, 4641022, 6961533, 13923066, 25525621, 30166643, 51051242, 60333286, 76576863, 90499929, 153153726, 180999858, 331833073, 663666146, 995499219, 1990998438]

約数ペア:

[(1, 1990998438), (2, 995499219), (3, 663666146), (6, 331833073), (11, 180999858), (13, 153153726), (22, 90499929), (26, 76576863), (33, 60333286), (39, 51051242), (66, 30166643), (78, 25525621), (143, 13923066), (286, 6961533), (429, 4641022), (858, 2320511)]