20214608

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{337}}^1$

素因数の和:531

約数の個数: 40

約数和(自身を含む): 41241408

約数和(自身を除く): 21026800

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 163, 184, 326, 337, 368, 652, 674, 1304, 1348, 2608, 2696, 3749, 5392, 7498, 7751, 14996, 15502, 29992, 31004, 54931, 59984, 62008, 109862, 124016, 219724, 439448, 878896, 1263413, 2526826, 5053652, 10107304, 20214608]

約数ペア:

[(1, 20214608), (2, 10107304), (4, 5053652), (8, 2526826), (16, 1263413), (23, 878896), (46, 439448), (92, 219724), (163, 124016), (184, 109862), (326, 62008), (337, 59984), (368, 54931), (652, 31004), (674, 29992), (1304, 15502), (1348, 14996), (2608, 7751), (2696, 7498), (3749, 5392)]