17381888

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{1997}}^1$

素因数の和:2032

約数の個数: 40

約数和(自身を含む): 36791172

約数和(自身を除く): 19409284

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1088, 1997, 2176, 3994, 4352, 7988, 8704, 15976, 31952, 33949, 63904, 67898, 127808, 135796, 255616, 271592, 511232, 543184, 1022464, 1086368, 2172736, 4345472, 8690944, 17381888]

約数ペア:

[(1, 17381888), (2, 8690944), (4, 4345472), (8, 2172736), (16, 1086368), (17, 1022464), (32, 543184), (34, 511232), (64, 271592), (68, 255616), (128, 135796), (136, 127808), (256, 67898), (272, 63904), (512, 33949), (544, 31952), (1088, 15976), (1997, 8704), (2176, 7988), (3994, 4352)]