18401288

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1031}}^1$

素因数の和:1157

約数の個数: 32

約数和(自身を含む): 36408960

約数和(自身を除く): 18007672

約数列:

[1, 2, 4, 8, 23, 46, 92, 97, 184, 194, 388, 776, 1031, 2062, 2231, 4124, 4462, 8248, 8924, 17848, 23713, 47426, 94852, 100007, 189704, 200014, 400028, 800056, 2300161, 4600322, 9200644, 18401288]

約数ペア:

[(1, 18401288), (2, 9200644), (4, 4600322), (8, 2300161), (23, 800056), (46, 400028), (92, 200014), (97, 189704), (184, 100007), (194, 94852), (388, 47426), (776, 23713), (1031, 17848), (2062, 8924), (2231, 8248), (4124, 4462)]