19350051

素因数分解:

$3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{947}}^1$

素因数の和:1103

約数の個数: 24

約数和(自身を含む): 30260160

約数和(自身を除く): 10910109

約数列:

[1, 3, 7, 21, 49, 139, 147, 417, 947, 973, 2841, 2919, 6629, 6811, 19887, 20433, 46403, 131633, 139209, 394899, 921431, 2764293, 6450017, 19350051]

約数ペア:

[(1, 19350051), (3, 6450017), (7, 2764293), (21, 921431), (49, 394899), (139, 139209), (147, 131633), (417, 46403), (947, 20433), (973, 19887), (2841, 6811), (2919, 6629)]