2019989657

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^2\times {\mathrm{2143}}^1$

素因数の和:2345

約数の個数: 24

約数和(自身を含む): 2473284096

約数和(自身を除く): 453294439

約数列:

[1, 7, 17, 89, 119, 623, 1513, 2143, 7921, 10591, 15001, 36431, 55447, 134657, 190727, 255017, 942599, 1335089, 3242359, 16974703, 22696513, 118822921, 288569951, 2019989657]

約数ペア:

[(1, 2019989657), (7, 288569951), (17, 118822921), (89, 22696513), (119, 16974703), (623, 3242359), (1513, 1335089), (2143, 942599), (7921, 255017), (10591, 190727), (15001, 134657), (36431, 55447)]