20963516

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{44041}}^1$

素因数の和:44069

約数の個数: 24

約数和(自身を含む): 44394336

約数和(自身を除く): 23430820

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 44041, 88082, 176164, 308287, 616574, 748697, 1233148, 1497394, 2994788, 5240879, 10481758, 20963516]

約数ペア:

[(1, 20963516), (2, 10481758), (4, 5240879), (7, 2994788), (14, 1497394), (17, 1233148), (28, 748697), (34, 616574), (68, 308287), (119, 176164), (238, 88082), (476, 44041)]