19753968

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31657}}^1$

素因数の和:31681

約数の個数: 40

約数和(自身を含む): 54958288

約数和(自身を除く): 35204320

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 31657, 63314, 94971, 126628, 189942, 253256, 379884, 411541, 506512, 759768, 823082, 1234623, 1519536, 1646164, 2469246, 3292328, 4938492, 6584656, 9876984, 19753968]

約数ペア:

[(1, 19753968), (2, 9876984), (3, 6584656), (4, 4938492), (6, 3292328), (8, 2469246), (12, 1646164), (13, 1519536), (16, 1234623), (24, 823082), (26, 759768), (39, 506512), (48, 411541), (52, 379884), (78, 253256), (104, 189942), (156, 126628), (208, 94971), (312, 63314), (624, 31657)]