18529140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 59883264

約数和(自身を除く): 41354124

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 157, 210, 281, 314, 420, 471, 562, 628, 785, 843, 942, 1099, 1124, 1405, 1570, 1686, 1884, 1967, 2198, 2355, 2810, 3140, 3297, 3372, 3934, 4215, 4396, 4710, 5495, 5620, 5901, 6594, 7868, 8430, 9420, 9835, 10990, 11802, 13188, 16485, 16860, 19670, 21980, 23604, 29505, 32970, 39340, 44117, 59010, 65940, 88234, 118020, 132351, 176468, 220585, 264702, 308819, 441170, 529404, 617638, 661755, 882340, 926457, 1235276, 1323510, 1544095, 1852914, 2647020, 3088190, 3705828, 4632285, 6176380, 9264570, 18529140]

約数ペア:

[(1, 18529140), (2, 9264570), (3, 6176380), (4, 4632285), (5, 3705828), (6, 3088190), (7, 2647020), (10, 1852914), (12, 1544095), (14, 1323510), (15, 1235276), (20, 926457), (21, 882340), (28, 661755), (30, 617638), (35, 529404), (42, 441170), (60, 308819), (70, 264702), (84, 220585), (105, 176468), (140, 132351), (157, 118020), (210, 88234), (281, 65940), (314, 59010), (420, 44117), (471, 39340), (562, 32970), (628, 29505), (785, 23604), (843, 21980), (942, 19670), (1099, 16860), (1124, 16485), (1405, 13188), (1570, 11802), (1686, 10990), (1884, 9835), (1967, 9420), (2198, 8430), (2355, 7868), (2810, 6594), (3140, 5901), (3297, 5620), (3372, 5495), (3934, 4710), (4215, 4396)]