18916804590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2638327}}^1$

素因数の和:2638576

約数の個数: 32

約数和(自身を含む): 45590307840

約数和(自身を除く): 26673503250

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 239, 478, 717, 1195, 1434, 2390, 3585, 7170, 2638327, 5276654, 7914981, 13191635, 15829962, 26383270, 39574905, 79149810, 630560153, 1261120306, 1891680459, 3152800765, 3783360918, 6305601530, 9458402295, 18916804590]

約数ペア:

[(1, 18916804590), (2, 9458402295), (3, 6305601530), (5, 3783360918), (6, 3152800765), (10, 1891680459), (15, 1261120306), (30, 630560153), (239, 79149810), (478, 39574905), (717, 26383270), (1195, 15829962), (1434, 13191635), (2390, 7914981), (3585, 5276654), (7170, 2638327)]