20161031952

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{66239}}^1$

素因数の和:66640

約数の個数: 80

約数和(自身を含む): 55295032320

約数和(自身を除く): 35134000368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 373, 408, 746, 816, 1119, 1492, 2238, 2984, 4476, 5968, 6341, 8952, 12682, 17904, 19023, 25364, 38046, 50728, 66239, 76092, 101456, 132478, 152184, 198717, 264956, 304368, 397434, 529912, 794868, 1059824, 1126063, 1589736, 2252126, 3179472, 3378189, 4504252, 6756378, 9008504, 13512756, 18017008, 24707147, 27025512, 49414294, 54051024, 74121441, 98828588, 148242882, 197657176, 296485764, 395314352, 420021499, 592971528, 840042998, 1185943056, 1260064497, 1680085996, 2520128994, 3360171992, 5040257988, 6720343984, 10080515976, 20161031952]

約数ペア:

[(1, 20161031952), (2, 10080515976), (3, 6720343984), (4, 5040257988), (6, 3360171992), (8, 2520128994), (12, 1680085996), (16, 1260064497), (17, 1185943056), (24, 840042998), (34, 592971528), (48, 420021499), (51, 395314352), (68, 296485764), (102, 197657176), (136, 148242882), (204, 98828588), (272, 74121441), (373, 54051024), (408, 49414294), (746, 27025512), (816, 24707147), (1119, 18017008), (1492, 13512756), (2238, 9008504), (2984, 6756378), (4476, 4504252), (5968, 3378189), (6341, 3179472), (8952, 2252126), (12682, 1589736), (17904, 1126063), (19023, 1059824), (25364, 794868), (38046, 529912), (50728, 397434), (66239, 304368), (76092, 264956), (101456, 198717), (132478, 152184)]