1815804538

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{41603}}^1$

素因数の和:41901

約数の個数: 16

約数和(自身を含む): 2760841440

約数和(自身を除く): 945036902

約数列:

[1, 2, 139, 157, 278, 314, 21823, 41603, 43646, 83206, 5782817, 6531671, 11565634, 13063342, 907902269, 1815804538]

約数ペア:

[(1, 1815804538), (2, 907902269), (139, 13063342), (157, 11565634), (278, 6531671), (314, 5782817), (21823, 83206), (41603, 43646)]