18315088

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5477}}^1$

素因数の和:5515

約数の個数: 40

約数和(自身を含む): 40756320

約数和(自身を除く): 22441232

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 5477, 10954, 21908, 43816, 60247, 87632, 104063, 120494, 208126, 240988, 416252, 481976, 832504, 963952, 1144693, 1665008, 2289386, 4578772, 9157544, 18315088]

約数ペア:

[(1, 18315088), (2, 9157544), (4, 4578772), (8, 2289386), (11, 1665008), (16, 1144693), (19, 963952), (22, 832504), (38, 481976), (44, 416252), (76, 240988), (88, 208126), (152, 120494), (176, 104063), (209, 87632), (304, 60247), (418, 43816), (836, 21908), (1672, 10954), (3344, 5477)]