402243376

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1323169}}^1$

素因数の和:1323196

約数の個数: 20

約数和(自身を含む): 820365400

約数和(自身を除く): 418122024

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1323169, 2646338, 5292676, 10585352, 21170704, 25140211, 50280422, 100560844, 201121688, 402243376]

約数ペア:

[(1, 402243376), (2, 201121688), (4, 100560844), (8, 50280422), (16, 25140211), (19, 21170704), (38, 10585352), (76, 5292676), (152, 2646338), (304, 1323169)]