19519302

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3323}}^1$

素因数の和:3428

約数の個数: 32

約数和(自身を含む): 43079040

約数和(自身を除く): 23559738

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 89, 178, 267, 534, 979, 1958, 2937, 3323, 5874, 6646, 9969, 19938, 36553, 73106, 109659, 219318, 295747, 591494, 887241, 1774482, 3253217, 6506434, 9759651, 19519302]

約数ペア:

[(1, 19519302), (2, 9759651), (3, 6506434), (6, 3253217), (11, 1774482), (22, 887241), (33, 591494), (66, 295747), (89, 219318), (178, 109659), (267, 73106), (534, 36553), (979, 19938), (1958, 9969), (2937, 6646), (3323, 5874)]