19810704

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{5813}}^1$

素因数の和:5895

約数の個数: 40

約数和(自身を含む): 51907392

約数和(自身を除く): 32096688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 426, 568, 852, 1136, 1704, 3408, 5813, 11626, 17439, 23252, 34878, 46504, 69756, 93008, 139512, 279024, 412723, 825446, 1238169, 1650892, 2476338, 3301784, 4952676, 6603568, 9905352, 19810704]

約数ペア:

[(1, 19810704), (2, 9905352), (3, 6603568), (4, 4952676), (6, 3301784), (8, 2476338), (12, 1650892), (16, 1238169), (24, 825446), (48, 412723), (71, 279024), (142, 139512), (213, 93008), (284, 69756), (426, 46504), (568, 34878), (852, 23252), (1136, 17439), (1704, 11626), (3408, 5813)]