820834398

素因数分解:

$2^1\times 3^4\times {\mathrm{103}}^1\times {\mathrm{49193}}^1$

素因数の和:49310

約数の個数: 40

約数和(自身を含む): 1857171888

約数和(自身を除く): 1036337490

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 103, 162, 206, 309, 618, 927, 1854, 2781, 5562, 8343, 16686, 49193, 98386, 147579, 295158, 442737, 885474, 1328211, 2656422, 3984633, 5066879, 7969266, 10133758, 15200637, 30401274, 45601911, 91203822, 136805733, 273611466, 410417199, 820834398]

約数ペア:

[(1, 820834398), (2, 410417199), (3, 273611466), (6, 136805733), (9, 91203822), (18, 45601911), (27, 30401274), (54, 15200637), (81, 10133758), (103, 7969266), (162, 5066879), (206, 3984633), (309, 2656422), (618, 1328211), (927, 885474), (1854, 442737), (2781, 295158), (5562, 147579), (8343, 98386), (16686, 49193)]