17681970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{463}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 45434880

約数和(自身を除く): 27752910

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 67, 95, 114, 134, 190, 201, 285, 335, 402, 463, 570, 670, 926, 1005, 1273, 1389, 2010, 2315, 2546, 2778, 3819, 4630, 6365, 6945, 7638, 8797, 12730, 13890, 17594, 19095, 26391, 31021, 38190, 43985, 52782, 62042, 87970, 93063, 131955, 155105, 186126, 263910, 310210, 465315, 589399, 930630, 1178798, 1768197, 2946995, 3536394, 5893990, 8840985, 17681970]

約数ペア:

[(1, 17681970), (2, 8840985), (3, 5893990), (5, 3536394), (6, 2946995), (10, 1768197), (15, 1178798), (19, 930630), (30, 589399), (38, 465315), (57, 310210), (67, 263910), (95, 186126), (114, 155105), (134, 131955), (190, 93063), (201, 87970), (285, 62042), (335, 52782), (402, 43985), (463, 38190), (570, 31021), (670, 26391), (926, 19095), (1005, 17594), (1273, 13890), (1389, 12730), (2010, 8797), (2315, 7638), (2546, 6945), (2778, 6365), (3819, 4630)]