19819764

素因数分解:

$2^2\times 3^2\times {\mathrm{607}}^1\times {\mathrm{907}}^1$

素因数の和:1524

約数の個数: 36

約数和(自身を含む): 50237824

約数和(自身を除く): 30418060

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 607, 907, 1214, 1814, 1821, 2428, 2721, 3628, 3642, 5442, 5463, 7284, 8163, 10884, 10926, 16326, 21852, 32652, 550549, 1101098, 1651647, 2202196, 3303294, 4954941, 6606588, 9909882, 19819764]

約数ペア:

[(1, 19819764), (2, 9909882), (3, 6606588), (4, 4954941), (6, 3303294), (9, 2202196), (12, 1651647), (18, 1101098), (36, 550549), (607, 32652), (907, 21852), (1214, 16326), (1814, 10926), (1821, 10884), (2428, 8163), (2721, 7284), (3628, 5463), (3642, 5442)]