20180935551

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{111913}}^1$

素因数の和:112231

約数の個数: 32

約数和(自身を含む): 31858782208

約数和(自身を除く): 11677846657

約数列:

[1, 3, 7, 21, 31, 93, 217, 277, 651, 831, 1939, 5817, 8587, 25761, 60109, 111913, 180327, 335739, 783391, 2350173, 3469303, 10407909, 24285121, 30999901, 72855363, 92999703, 216999307, 650997921, 960996931, 2882990793, 6726978517, 20180935551]

約数ペア:

[(1, 20180935551), (3, 6726978517), (7, 2882990793), (21, 960996931), (31, 650997921), (93, 216999307), (217, 92999703), (277, 72855363), (651, 30999901), (831, 24285121), (1939, 10407909), (5817, 3469303), (8587, 2350173), (25761, 783391), (60109, 335739), (111913, 180327)]