20972832

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:282

約数の個数: 96

約数和(自身を含む): 59439744

約数和(自身を除く): 38466912

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 71, 96, 102, 136, 142, 181, 204, 213, 272, 284, 362, 408, 426, 543, 544, 568, 724, 816, 852, 1086, 1136, 1207, 1448, 1632, 1704, 2172, 2272, 2414, 2896, 3077, 3408, 3621, 4344, 4828, 5792, 6154, 6816, 7242, 8688, 9231, 9656, 12308, 12851, 14484, 17376, 18462, 19312, 24616, 25702, 28968, 36924, 38553, 38624, 49232, 51404, 57936, 73848, 77106, 98464, 102808, 115872, 147696, 154212, 205616, 218467, 295392, 308424, 411232, 436934, 616848, 655401, 873868, 1233696, 1310802, 1747736, 2621604, 3495472, 5243208, 6990944, 10486416, 20972832]

約数ペア:

[(1, 20972832), (2, 10486416), (3, 6990944), (4, 5243208), (6, 3495472), (8, 2621604), (12, 1747736), (16, 1310802), (17, 1233696), (24, 873868), (32, 655401), (34, 616848), (48, 436934), (51, 411232), (68, 308424), (71, 295392), (96, 218467), (102, 205616), (136, 154212), (142, 147696), (181, 115872), (204, 102808), (213, 98464), (272, 77106), (284, 73848), (362, 57936), (408, 51404), (426, 49232), (543, 38624), (544, 38553), (568, 36924), (724, 28968), (816, 25702), (852, 24616), (1086, 19312), (1136, 18462), (1207, 17376), (1448, 14484), (1632, 12851), (1704, 12308), (2172, 9656), (2272, 9231), (2414, 8688), (2896, 7242), (3077, 6816), (3408, 6154), (3621, 5792), (4344, 4828)]