20427168

素因数分解:

$2^5\times 3^1\times {\mathrm{389}}^1\times {\mathrm{547}}^1$

素因数の和:949

約数の個数: 48

約数和(自身を含む): 53857440

約数和(自身を除く): 33430272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 389, 547, 778, 1094, 1167, 1556, 1641, 2188, 2334, 3112, 3282, 4376, 4668, 6224, 6564, 8752, 9336, 12448, 13128, 17504, 18672, 26256, 37344, 52512, 212783, 425566, 638349, 851132, 1276698, 1702264, 2553396, 3404528, 5106792, 6809056, 10213584, 20427168]

約数ペア:

[(1, 20427168), (2, 10213584), (3, 6809056), (4, 5106792), (6, 3404528), (8, 2553396), (12, 1702264), (16, 1276698), (24, 851132), (32, 638349), (48, 425566), (96, 212783), (389, 52512), (547, 37344), (778, 26256), (1094, 18672), (1167, 17504), (1556, 13128), (1641, 12448), (2188, 9336), (2334, 8752), (3112, 6564), (3282, 6224), (4376, 4668)]