1638771036

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19509179}}^1$

素因数の和:19509193

約数の個数: 24

約数和(自身を含む): 4370056320

約数和(自身を除く): 2731285284

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 19509179, 39018358, 58527537, 78036716, 117055074, 136564253, 234110148, 273128506, 409692759, 546257012, 819385518, 1638771036]

約数ペア:

[(1, 1638771036), (2, 819385518), (3, 546257012), (4, 409692759), (6, 273128506), (7, 234110148), (12, 136564253), (14, 117055074), (21, 78036716), (28, 58527537), (42, 39018358), (84, 19509179)]