1991232358516

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{2239}}^1\times {\mathrm{3318433}}^1$

素因数の和:3320743

約数の個数: 24

約数和(自身を含む): 3538247068160

約数和(自身を除く): 1547014709644

約数列:

[1, 2, 4, 67, 134, 268, 2239, 4478, 8956, 150013, 300026, 600052, 3318433, 6636866, 13273732, 222335011, 444670022, 889340044, 7429971487, 14859942974, 29719885948, 497808089629, 995616179258, 1991232358516]

約数ペア:

[(1, 1991232358516), (2, 995616179258), (4, 497808089629), (67, 29719885948), (134, 14859942974), (268, 7429971487), (2239, 889340044), (4478, 444670022), (8956, 222335011), (150013, 13273732), (300026, 6636866), (600052, 3318433)]