19249880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37019}}^1$

素因数の和:37043

約数の個数: 32

約数和(自身を含む): 46645200

約数和(自身を除く): 27395320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 37019, 74038, 148076, 185095, 296152, 370190, 481247, 740380, 962494, 1480760, 1924988, 2406235, 3849976, 4812470, 9624940, 19249880]

約数ペア:

[(1, 19249880), (2, 9624940), (4, 4812470), (5, 3849976), (8, 2406235), (10, 1924988), (13, 1480760), (20, 962494), (26, 740380), (40, 481247), (52, 370190), (65, 296152), (104, 185095), (130, 148076), (260, 74038), (520, 37019)]