20121712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{96739}}^1$

素因数の和:96760

約数の個数: 20

約数和(自身を含む): 41985160

約数和(自身を除く): 21863448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 96739, 193478, 386956, 773912, 1257607, 1547824, 2515214, 5030428, 10060856, 20121712]

約数ペア:

[(1, 20121712), (2, 10060856), (4, 5030428), (8, 2515214), (13, 1547824), (16, 1257607), (26, 773912), (52, 386956), (104, 193478), (208, 96739)]