18488016

素因数分解:

$2^4\times 3^2\times {\mathrm{128389}}^1$

素因数の和:128403

約数の個数: 30

約数和(自身を含む): 51741170

約数和(自身を除く): 33253154

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 128389, 256778, 385167, 513556, 770334, 1027112, 1155501, 1540668, 2054224, 2311002, 3081336, 4622004, 6162672, 9244008, 18488016]

約数ペア:

[(1, 18488016), (2, 9244008), (3, 6162672), (4, 4622004), (6, 3081336), (8, 2311002), (9, 2054224), (12, 1540668), (16, 1155501), (18, 1027112), (24, 770334), (36, 513556), (48, 385167), (72, 256778), (144, 128389)]