20172568899

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1347263}}^1$

素因数の和:1347327

約数の個数: 32

約数和(自身を含む): 33110360064

約数和(自身を除く): 12937791165

約数列:

[1, 3, 7, 21, 23, 31, 69, 93, 161, 217, 483, 651, 713, 2139, 4991, 14973, 1347263, 4041789, 9430841, 28292523, 30987049, 41765153, 92961147, 125295459, 216909343, 292356071, 650728029, 877068213, 960598519, 2881795557, 6724189633, 20172568899]

約数ペア:

[(1, 20172568899), (3, 6724189633), (7, 2881795557), (21, 960598519), (23, 877068213), (31, 650728029), (69, 292356071), (93, 216909343), (161, 125295459), (217, 92961147), (483, 41765153), (651, 30987049), (713, 28292523), (2139, 9430841), (4991, 4041789), (14973, 1347263)]