18831812

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1663}}^1$

素因数の和:1835

約数の個数: 24

約数和(自身を含む): 34944000

約数和(自身を除く): 16112188

約数列:

[1, 2, 4, 19, 38, 76, 149, 298, 596, 1663, 2831, 3326, 5662, 6652, 11324, 31597, 63194, 126388, 247787, 495574, 991148, 4707953, 9415906, 18831812]

約数ペア:

[(1, 18831812), (2, 9415906), (4, 4707953), (19, 991148), (38, 495574), (76, 247787), (149, 126388), (298, 63194), (596, 31597), (1663, 11324), (2831, 6652), (3326, 5662)]