19850350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{30539}}^1$

素因数の和:30564

約数の個数: 24

約数和(自身を含む): 39763080

約数和(自身を除く): 19912730

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 30539, 61078, 152695, 305390, 397007, 763475, 794014, 1526950, 1985035, 3970070, 9925175, 19850350]

約数ペア:

[(1, 19850350), (2, 9925175), (5, 3970070), (10, 1985035), (13, 1526950), (25, 794014), (26, 763475), (50, 397007), (65, 305390), (130, 152695), (325, 61078), (650, 30539)]