20200516

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{11827}}^1$

素因数の和:11899

約数の個数: 24

約数和(自身を含む): 41066816

約数和(自身を除く): 20866300

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 11827, 23654, 47308, 82789, 165578, 331156, 721447, 1442894, 2885788, 5050129, 10100258, 20200516]

約数ペア:

[(1, 20200516), (2, 10100258), (4, 5050129), (7, 2885788), (14, 1442894), (28, 721447), (61, 331156), (122, 165578), (244, 82789), (427, 47308), (854, 23654), (1708, 11827)]