20137922577

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{86993}}^1$

素因数の和:87122

約数の個数: 36

約数和(自身を含む): 31247374860

約数和(自身を除く): 11109452283

約数列:

[1, 3, 9, 17, 51, 89, 153, 267, 289, 801, 867, 1513, 2601, 4539, 13617, 25721, 77163, 86993, 231489, 260979, 782937, 1478881, 4436643, 7742377, 13309929, 23227131, 25140977, 69681393, 75422931, 131620409, 226268793, 394861227, 1184583681, 2237546953, 6712640859, 20137922577]

約数ペア:

[(1, 20137922577), (3, 6712640859), (9, 2237546953), (17, 1184583681), (51, 394861227), (89, 226268793), (153, 131620409), (267, 75422931), (289, 69681393), (801, 25140977), (867, 23227131), (1513, 13309929), (2601, 7742377), (4539, 4436643), (13617, 1478881), (25721, 782937), (77163, 260979), (86993, 231489)]