20173763584

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{19183}}^1$

素因数の和:19295

約数の個数: 88

約数和(自身を含む): 43982005760

約数和(自身を除く): 23808242176

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 79, 104, 128, 158, 208, 256, 316, 416, 512, 632, 832, 1024, 1027, 1264, 1664, 2054, 2528, 3328, 4108, 5056, 6656, 8216, 10112, 13312, 16432, 19183, 20224, 32864, 38366, 40448, 65728, 76732, 80896, 131456, 153464, 249379, 262912, 306928, 498758, 525824, 613856, 997516, 1051648, 1227712, 1515457, 1995032, 2455424, 3030914, 3990064, 4910848, 6061828, 7980128, 9821696, 12123656, 15960256, 19643392, 19700941, 24247312, 31920512, 39401882, 48494624, 63841024, 78803764, 96989248, 127682048, 157607528, 193978496, 255364096, 315215056, 387956992, 630430112, 775913984, 1260860224, 1551827968, 2521720448, 5043440896, 10086881792, 20173763584]

約数ペア:

[(1, 20173763584), (2, 10086881792), (4, 5043440896), (8, 2521720448), (13, 1551827968), (16, 1260860224), (26, 775913984), (32, 630430112), (52, 387956992), (64, 315215056), (79, 255364096), (104, 193978496), (128, 157607528), (158, 127682048), (208, 96989248), (256, 78803764), (316, 63841024), (416, 48494624), (512, 39401882), (632, 31920512), (832, 24247312), (1024, 19700941), (1027, 19643392), (1264, 15960256), (1664, 12123656), (2054, 9821696), (2528, 7980128), (3328, 6061828), (4108, 4910848), (5056, 3990064), (6656, 3030914), (8216, 2455424), (10112, 1995032), (13312, 1515457), (16432, 1227712), (19183, 1051648), (20224, 997516), (32864, 613856), (38366, 525824), (40448, 498758), (65728, 306928), (76732, 262912), (80896, 249379), (131456, 153464)]