18874982

素因数分解:

$2^1\times 7^1\times {\mathrm{1097}}^1\times {\mathrm{1229}}^1$

素因数の和:2335

約数の個数: 16

約数和(自身を含む): 32412960

約数和(自身を除く): 13537978

約数列:

[1, 2, 7, 14, 1097, 1229, 2194, 2458, 7679, 8603, 15358, 17206, 1348213, 2696426, 9437491, 18874982]

約数ペア:

[(1, 18874982), (2, 9437491), (7, 2696426), (14, 1348213), (1097, 17206), (1229, 15358), (2194, 8603), (2458, 7679)]