19219330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{907}}^1$

素因数の和:1090

約数の個数: 32

約数和(自身を含む): 37525824

約数和(自身を除く): 18306494

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 163, 326, 815, 907, 1630, 1814, 2119, 4238, 4535, 9070, 10595, 11791, 21190, 23582, 58955, 117910, 147841, 295682, 739205, 1478410, 1921933, 3843866, 9609665, 19219330]

約数ペア:

[(1, 19219330), (2, 9609665), (5, 3843866), (10, 1921933), (13, 1478410), (26, 739205), (65, 295682), (130, 147841), (163, 117910), (326, 58955), (815, 23582), (907, 21190), (1630, 11791), (1814, 10595), (2119, 9070), (4238, 4535)]