19847865

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{599}}^1$

素因数の和:701

約数の個数: 24

約数和(自身を含む): 32500800

約数和(自身を除く): 12652935

約数列:

[1, 3, 5, 15, 47, 141, 235, 599, 705, 1797, 2209, 2995, 6627, 8985, 11045, 28153, 33135, 84459, 140765, 422295, 1323191, 3969573, 6615955, 19847865]

約数ペア:

[(1, 19847865), (3, 6615955), (5, 3969573), (15, 1323191), (47, 422295), (141, 140765), (235, 84459), (599, 33135), (705, 28153), (1797, 11045), (2209, 8985), (2995, 6627)]