20646682

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 36946944

約数和(自身を除く): 16300262

約数列:

[1, 2, 7, 14, 31, 62, 113, 217, 226, 421, 434, 791, 842, 1582, 2947, 3503, 5894, 7006, 13051, 24521, 26102, 47573, 49042, 91357, 95146, 182714, 333011, 666022, 1474763, 2949526, 10323341, 20646682]

約数ペア:

[(1, 20646682), (2, 10323341), (7, 2949526), (14, 1474763), (31, 666022), (62, 333011), (113, 182714), (217, 95146), (226, 91357), (421, 49042), (434, 47573), (791, 26102), (842, 24521), (1582, 13051), (2947, 7006), (3503, 5894)]