20104687568

素因数分解:

$2^4\times 7^1\times {\mathrm{827}}^1\times {\mathrm{217057}}^1$

素因数の和:217899

約数の個数: 40

約数和(自身を含む): 44571557952

約数和(自身を除く): 24466870384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 827, 1654, 3308, 5789, 6616, 11578, 13232, 23156, 46312, 92624, 217057, 434114, 868228, 1519399, 1736456, 3038798, 3472912, 6077596, 12155192, 24310384, 179506139, 359012278, 718024556, 1256542973, 1436049112, 2513085946, 2872098224, 5026171892, 10052343784, 20104687568]

約数ペア:

[(1, 20104687568), (2, 10052343784), (4, 5026171892), (7, 2872098224), (8, 2513085946), (14, 1436049112), (16, 1256542973), (28, 718024556), (56, 359012278), (112, 179506139), (827, 24310384), (1654, 12155192), (3308, 6077596), (5789, 3472912), (6616, 3038798), (11578, 1736456), (13232, 1519399), (23156, 868228), (46312, 434114), (92624, 217057)]