20491530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{14533}}^1$

素因数の和:14590

約数の個数: 32

約数和(自身を含む): 50229504

約数和(自身を除く): 29737974

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 14533, 29066, 43599, 72665, 87198, 145330, 217995, 435990, 683051, 1366102, 2049153, 3415255, 4098306, 6830510, 10245765, 20491530]

約数ペア:

[(1, 20491530), (2, 10245765), (3, 6830510), (5, 4098306), (6, 3415255), (10, 2049153), (15, 1366102), (30, 683051), (47, 435990), (94, 217995), (141, 145330), (235, 87198), (282, 72665), (470, 43599), (705, 29066), (1410, 14533)]