20344792

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3691}}^1$

素因数の和:3763

約数の個数: 32

約数和(自身を含む): 41867280

約数和(自身を除く): 21522488

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 3691, 5512, 7382, 14764, 29528, 47983, 95966, 191932, 195623, 383864, 391246, 782492, 1564984, 2543099, 5086198, 10172396, 20344792]

約数ペア:

[(1, 20344792), (2, 10172396), (4, 5086198), (8, 2543099), (13, 1564984), (26, 782492), (52, 391246), (53, 383864), (104, 195623), (106, 191932), (212, 95966), (424, 47983), (689, 29528), (1378, 14764), (2756, 7382), (3691, 5512)]