20633830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1049}}^1$

素因数の和:1344

約数の個数: 32

約数和(自身を含む): 42638400

約数和(自身を除く): 22004570

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 281, 562, 1049, 1405, 1967, 2098, 2810, 3934, 5245, 7343, 9835, 10490, 14686, 19670, 36715, 73430, 294769, 589538, 1473845, 2063383, 2947690, 4126766, 10316915, 20633830]

約数ペア:

[(1, 20633830), (2, 10316915), (5, 4126766), (7, 2947690), (10, 2063383), (14, 1473845), (35, 589538), (70, 294769), (281, 73430), (562, 36715), (1049, 19670), (1405, 14686), (1967, 10490), (2098, 9835), (2810, 7343), (3934, 5245)]