20131475056

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{308311}}^1$

素因数の和:308390

約数の個数: 80

約数和(自身を含む): 49546971648

約数和(自身を除く): 29415496592

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 53, 56, 77, 88, 106, 112, 154, 176, 212, 308, 371, 424, 583, 616, 742, 848, 1166, 1232, 1484, 2332, 2968, 4081, 4664, 5936, 8162, 9328, 16324, 32648, 65296, 308311, 616622, 1233244, 2158177, 2466488, 3391421, 4316354, 4932976, 6782842, 8632708, 13565684, 16340483, 17265416, 23739947, 27131368, 32680966, 34530832, 47479894, 54262736, 65361932, 94959788, 114383381, 130723864, 179745313, 189919576, 228766762, 261447728, 359490626, 379839152, 457533524, 718981252, 915067048, 1258217191, 1437962504, 1830134096, 2516434382, 2875925008, 5032868764, 10065737528, 20131475056]

約数ペア:

[(1, 20131475056), (2, 10065737528), (4, 5032868764), (7, 2875925008), (8, 2516434382), (11, 1830134096), (14, 1437962504), (16, 1258217191), (22, 915067048), (28, 718981252), (44, 457533524), (53, 379839152), (56, 359490626), (77, 261447728), (88, 228766762), (106, 189919576), (112, 179745313), (154, 130723864), (176, 114383381), (212, 94959788), (308, 65361932), (371, 54262736), (424, 47479894), (583, 34530832), (616, 32680966), (742, 27131368), (848, 23739947), (1166, 17265416), (1232, 16340483), (1484, 13565684), (2332, 8632708), (2968, 6782842), (4081, 4932976), (4664, 4316354), (5936, 3391421), (8162, 2466488), (9328, 2158177), (16324, 1233244), (32648, 616622), (65296, 308311)]