20741574

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1399}}^1$

素因数の和:1764

約数の個数: 32

約数和(自身を含む): 47577600

約数和(自身を除く): 26836026

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 353, 706, 1059, 1399, 2118, 2471, 2798, 4197, 4942, 7413, 8394, 9793, 14826, 19586, 29379, 58758, 493847, 987694, 1481541, 2963082, 3456929, 6913858, 10370787, 20741574]

約数ペア:

[(1, 20741574), (2, 10370787), (3, 6913858), (6, 3456929), (7, 2963082), (14, 1481541), (21, 987694), (42, 493847), (353, 58758), (706, 29379), (1059, 19586), (1399, 14826), (2118, 9793), (2471, 8394), (2798, 7413), (4197, 4942)]