19802050142

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{319357}}^1$

素因数の和:319512

約数の個数: 32

約数和(自身を含む): 35073172992

約数和(自身を除く): 15271122850

約数列:

[1, 2, 7, 14, 43, 86, 103, 206, 301, 602, 721, 1442, 4429, 8858, 31003, 62006, 319357, 638714, 2235499, 4470998, 13732351, 27464702, 32893771, 65787542, 96126457, 192252914, 230256397, 460512794, 1414432153, 2828864306, 9901025071, 19802050142]

約数ペア:

[(1, 19802050142), (2, 9901025071), (7, 2828864306), (14, 1414432153), (43, 460512794), (86, 230256397), (103, 192252914), (206, 96126457), (301, 65787542), (602, 32893771), (721, 27464702), (1442, 13732351), (4429, 4470998), (8858, 2235499), (31003, 638714), (62006, 319357)]