20415671154

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1\times {\mathrm{547}}^1$

素因数の和:1040

約数の個数: 96

約数和(自身を含む): 45708039936

約数和(自身を除く): 25292368782

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 157, 281, 282, 314, 423, 471, 547, 562, 843, 846, 942, 1094, 1413, 1641, 1686, 2529, 2826, 3282, 4923, 5058, 7379, 9846, 13207, 14758, 22137, 25709, 26414, 39621, 44117, 44274, 51418, 66411, 77127, 79242, 85879, 88234, 118863, 132351, 132822, 153707, 154254, 171758, 231381, 237726, 257637, 264702, 307414, 397053, 461121, 462762, 515274, 772911, 794106, 922242, 1383363, 1545822, 2073499, 2766726, 4036313, 4146998, 6220497, 7224229, 8072626, 12108939, 12440994, 14448458, 18661491, 21672687, 24131999, 24217878, 36326817, 37322982, 43345374, 48263998, 65018061, 72395997, 72653634, 130036122, 144791994, 217187991, 434375982, 1134203953, 2268407906, 3402611859, 6805223718, 10207835577, 20415671154]

約数ペア:

[(1, 20415671154), (2, 10207835577), (3, 6805223718), (6, 3402611859), (9, 2268407906), (18, 1134203953), (47, 434375982), (94, 217187991), (141, 144791994), (157, 130036122), (281, 72653634), (282, 72395997), (314, 65018061), (423, 48263998), (471, 43345374), (547, 37322982), (562, 36326817), (843, 24217878), (846, 24131999), (942, 21672687), (1094, 18661491), (1413, 14448458), (1641, 12440994), (1686, 12108939), (2529, 8072626), (2826, 7224229), (3282, 6220497), (4923, 4146998), (5058, 4036313), (7379, 2766726), (9846, 2073499), (13207, 1545822), (14758, 1383363), (22137, 922242), (25709, 794106), (26414, 772911), (39621, 515274), (44117, 462762), (44274, 461121), (51418, 397053), (66411, 307414), (77127, 264702), (79242, 257637), (85879, 237726), (88234, 231381), (118863, 171758), (132351, 154254), (132822, 153707)]