919430428

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1427687}}^1$

素因数の和:1427721

約数の個数: 24

約数和(自身を含む): 1918812672

約数和(自身を除く): 999382244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 1427687, 2855374, 5710748, 9993809, 19987618, 32836801, 39975236, 65673602, 131347204, 229857607, 459715214, 919430428]

約数ペア:

[(1, 919430428), (2, 459715214), (4, 229857607), (7, 131347204), (14, 65673602), (23, 39975236), (28, 32836801), (46, 19987618), (92, 9993809), (161, 5710748), (322, 2855374), (644, 1427687)]