12543938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{5231}}^1$

素因数の和:5353

約数の個数: 16

約数和(自身を含む): 20718720

約数和(自身を除く): 8174782

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 5231, 10462, 57541, 115082, 570179, 1140358, 6271969, 12543938]

約数ペア:

[(1, 12543938), (2, 6271969), (11, 1140358), (22, 570179), (109, 115082), (218, 57541), (1199, 10462), (2398, 5231)]