66298544

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{318743}}^1$

素因数の和:318764

約数の個数: 20

約数和(自身を含む): 138334896

約数和(自身を除く): 72036352

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 318743, 637486, 1274972, 2549944, 4143659, 5099888, 8287318, 16574636, 33149272, 66298544]

約数ペア:

[(1, 66298544), (2, 33149272), (4, 16574636), (8, 8287318), (13, 5099888), (16, 4143659), (26, 2549944), (52, 1274972), (104, 637486), (208, 318743)]