209965712

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{51869}}^1$

素因数の和:51911

約数の個数: 40

約数和(自身を含む): 463095360

約数和(自身を除く): 253129648

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 176, 184, 253, 368, 506, 1012, 2024, 4048, 51869, 103738, 207476, 414952, 570559, 829904, 1141118, 1192987, 2282236, 2385974, 4564472, 4771948, 9128944, 9543896, 13122857, 19087792, 26245714, 52491428, 104982856, 209965712]

約数ペア:

[(1, 209965712), (2, 104982856), (4, 52491428), (8, 26245714), (11, 19087792), (16, 13122857), (22, 9543896), (23, 9128944), (44, 4771948), (46, 4564472), (88, 2385974), (92, 2282236), (176, 1192987), (184, 1141118), (253, 829904), (368, 570559), (506, 414952), (1012, 207476), (2024, 103738), (4048, 51869)]