55489904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{204007}}^1$

素因数の和:204032

約数の個数: 20

約数和(自身を含む): 113836464

約数和(自身を除く): 58346560

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 204007, 408014, 816028, 1632056, 3264112, 3468119, 6936238, 13872476, 27744952, 55489904]

約数ペア:

[(1, 55489904), (2, 27744952), (4, 13872476), (8, 6936238), (16, 3468119), (17, 3264112), (34, 1632056), (68, 816028), (136, 408014), (272, 204007)]