20853939345

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{167441}}^1$

素因数の和:167510

約数の個数: 48

約数和(自身を含む): 36746151552

約数和(自身を除く): 15892212207

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 361, 437, 1083, 1311, 1805, 2185, 5415, 6555, 8303, 24909, 41515, 124545, 167441, 502323, 837205, 2511615, 3181379, 3851143, 9544137, 11553429, 15906895, 19255715, 47720685, 57767145, 60446201, 73171717, 181338603, 219515151, 302231005, 365858585, 906693015, 1097575755, 1390262623, 4170787869, 6951313115, 20853939345]

約数ペア:

[(1, 20853939345), (3, 6951313115), (5, 4170787869), (15, 1390262623), (19, 1097575755), (23, 906693015), (57, 365858585), (69, 302231005), (95, 219515151), (115, 181338603), (285, 73171717), (345, 60446201), (361, 57767145), (437, 47720685), (1083, 19255715), (1311, 15906895), (1805, 11553429), (2185, 9544137), (5415, 3851143), (6555, 3181379), (8303, 2511615), (24909, 837205), (41515, 502323), (124545, 167441)]