12591898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:270

約数の個数: 32

約数和(自身を含む): 21384000

約数和(自身を除く): 8792102

約数列:

[1, 2, 11, 22, 59, 89, 109, 118, 178, 218, 649, 979, 1199, 1298, 1958, 2398, 5251, 6431, 9701, 10502, 12862, 19402, 57761, 70741, 106711, 115522, 141482, 213422, 572359, 1144718, 6295949, 12591898]

約数ペア:

[(1, 12591898), (2, 6295949), (11, 1144718), (22, 572359), (59, 213422), (89, 141482), (109, 115522), (118, 106711), (178, 70741), (218, 57761), (649, 19402), (979, 12862), (1199, 10502), (1298, 9701), (1958, 6431), (2398, 5251)]