20152271152

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{53617}}^1$

素因数の和:53790

約数の個数: 60

約数和(自身を含む): 42584487960

約数和(自身を除く): 22432216808

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 169, 208, 278, 338, 556, 676, 1112, 1352, 1807, 2224, 2704, 3614, 7228, 14456, 23491, 28912, 46982, 53617, 93964, 107234, 187928, 214468, 375856, 428936, 697021, 857872, 1394042, 2788084, 5576168, 7452763, 9061273, 11152336, 14905526, 18122546, 29811052, 36245092, 59622104, 72490184, 96885919, 119244208, 144980368, 193771838, 387543676, 775087352, 1259516947, 1550174704, 2519033894, 5038067788, 10076135576, 20152271152]

約数ペア:

[(1, 20152271152), (2, 10076135576), (4, 5038067788), (8, 2519033894), (13, 1550174704), (16, 1259516947), (26, 775087352), (52, 387543676), (104, 193771838), (139, 144980368), (169, 119244208), (208, 96885919), (278, 72490184), (338, 59622104), (556, 36245092), (676, 29811052), (1112, 18122546), (1352, 14905526), (1807, 11152336), (2224, 9061273), (2704, 7452763), (3614, 5576168), (7228, 2788084), (14456, 1394042), (23491, 857872), (28912, 697021), (46982, 428936), (53617, 375856), (93964, 214468), (107234, 187928)]