203647888

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{499}}^1\times {\mathrm{1109}}^1$

素因数の和:1639

約数の個数: 40

約数和(自身を含む): 412920000

約数和(自身を除く): 209272112

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 499, 998, 1109, 1996, 2218, 3992, 4436, 7984, 8872, 11477, 17744, 22954, 25507, 45908, 51014, 91816, 102028, 183632, 204056, 408112, 553391, 1106782, 2213564, 4427128, 8854256, 12727993, 25455986, 50911972, 101823944, 203647888]

約数ペア:

[(1, 203647888), (2, 101823944), (4, 50911972), (8, 25455986), (16, 12727993), (23, 8854256), (46, 4427128), (92, 2213564), (184, 1106782), (368, 553391), (499, 408112), (998, 204056), (1109, 183632), (1996, 102028), (2218, 91816), (3992, 51014), (4436, 45908), (7984, 25507), (8872, 22954), (11477, 17744)]