18143656

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 34856640

約数和(自身を除く): 16712984

約数列:

[1, 2, 4, 8, 97, 103, 194, 206, 227, 388, 412, 454, 776, 824, 908, 1816, 9991, 19982, 22019, 23381, 39964, 44038, 46762, 79928, 88076, 93524, 176152, 187048, 2267957, 4535914, 9071828, 18143656]

約数ペア:

[(1, 18143656), (2, 9071828), (4, 4535914), (8, 2267957), (97, 187048), (103, 176152), (194, 93524), (206, 88076), (227, 79928), (388, 46762), (412, 44038), (454, 39964), (776, 23381), (824, 22019), (908, 19982), (1816, 9991)]