20811024

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{11117}}^1$

素因数の和:11144

約数の個数: 60

約数和(自身を含む): 62727756

約数和(自身を除く): 41916732

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 11117, 22234, 33351, 44468, 66702, 88936, 100053, 133404, 144521, 177872, 200106, 266808, 289042, 400212, 433563, 533616, 578084, 800424, 867126, 1156168, 1300689, 1600848, 1734252, 2312336, 2601378, 3468504, 5202756, 6937008, 10405512, 20811024]

約数ペア:

[(1, 20811024), (2, 10405512), (3, 6937008), (4, 5202756), (6, 3468504), (8, 2601378), (9, 2312336), (12, 1734252), (13, 1600848), (16, 1300689), (18, 1156168), (24, 867126), (26, 800424), (36, 578084), (39, 533616), (48, 433563), (52, 400212), (72, 289042), (78, 266808), (104, 200106), (117, 177872), (144, 144521), (156, 133404), (208, 100053), (234, 88936), (312, 66702), (468, 44468), (624, 33351), (936, 22234), (1872, 11117)]