20173944968

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{2063}}^1\times {\mathrm{15473}}^1$

素因数の和:17621

約数の個数: 32

約数和(自身を含む): 38326003200

約数和(自身を除く): 18152058232

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 2063, 4126, 8252, 15473, 16504, 30946, 61892, 123784, 162977, 325954, 651908, 1222367, 1303816, 2444734, 4889468, 9778936, 31920799, 63841598, 127683196, 255366392, 2521743121, 5043486242, 10086972484, 20173944968]

約数ペア:

[(1, 20173944968), (2, 10086972484), (4, 5043486242), (8, 2521743121), (79, 255366392), (158, 127683196), (316, 63841598), (632, 31920799), (2063, 9778936), (4126, 4889468), (8252, 2444734), (15473, 1303816), (16504, 1222367), (30946, 651908), (61892, 325954), (123784, 162977)]