16400458

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{10037}}^1$

素因数の和:10101

約数の個数: 16

約数和(自身を含む): 26500320

約数和(自身を除く): 10099862

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 10037, 20074, 190703, 381406, 431591, 863182, 8200229, 16400458]

約数ペア:

[(1, 16400458), (2, 8200229), (19, 863182), (38, 431591), (43, 381406), (86, 190703), (817, 20074), (1634, 10037)]