31440016

素因数分解:

$2^4\times {\mathrm{739}}^1\times {\mathrm{2659}}^1$

素因数の和:3406

約数の個数: 20

約数和(自身を含む): 61020400

約数和(自身を除く): 29580384

約数列:

[1, 2, 4, 8, 16, 739, 1478, 2659, 2956, 5318, 5912, 10636, 11824, 21272, 42544, 1965001, 3930002, 7860004, 15720008, 31440016]

約数ペア:

[(1, 31440016), (2, 15720008), (4, 7860004), (8, 3930002), (16, 1965001), (739, 42544), (1478, 21272), (2659, 11824), (2956, 10636), (5318, 5912)]