2006998784

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{65881}}^1$

素因数の和:65921

約数の個数: 72

約数和(自身を含む): 4847861088

約数和(自身を除く): 2840862304

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 256, 272, 448, 476, 544, 896, 952, 1088, 1792, 1904, 2176, 3808, 4352, 7616, 15232, 30464, 65881, 131762, 263524, 461167, 527048, 922334, 1054096, 1119977, 1844668, 2108192, 2239954, 3689336, 4216384, 4479908, 7378672, 7839839, 8432768, 8959816, 14757344, 15679678, 16865536, 17919632, 29514688, 31359356, 35839264, 59029376, 62718712, 71678528, 118058752, 125437424, 143357056, 250874848, 286714112, 501749696, 1003499392, 2006998784]

約数ペア:

[(1, 2006998784), (2, 1003499392), (4, 501749696), (7, 286714112), (8, 250874848), (14, 143357056), (16, 125437424), (17, 118058752), (28, 71678528), (32, 62718712), (34, 59029376), (56, 35839264), (64, 31359356), (68, 29514688), (112, 17919632), (119, 16865536), (128, 15679678), (136, 14757344), (224, 8959816), (238, 8432768), (256, 7839839), (272, 7378672), (448, 4479908), (476, 4216384), (544, 3689336), (896, 2239954), (952, 2108192), (1088, 1844668), (1792, 1119977), (1904, 1054096), (2176, 922334), (3808, 527048), (4352, 461167), (7616, 263524), (15232, 131762), (30464, 65881)]