16190818

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 28925568

約数和(自身を除く): 12734750

約数列:

[1, 2, 7, 14, 41, 67, 82, 134, 287, 421, 469, 574, 842, 938, 2747, 2947, 5494, 5894, 17261, 19229, 28207, 34522, 38458, 56414, 120827, 197449, 241654, 394898, 1156487, 2312974, 8095409, 16190818]

約数ペア:

[(1, 16190818), (2, 8095409), (7, 2312974), (14, 1156487), (41, 394898), (67, 241654), (82, 197449), (134, 120827), (287, 56414), (421, 38458), (469, 34522), (574, 28207), (842, 19229), (938, 17261), (2747, 5894), (2947, 5494)]