18698540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5807}}^1$

素因数の和:5846

約数の個数: 48

約数和(自身を含む): 46835712

約数和(自身を除く): 28137172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 5807, 11614, 23228, 29035, 40649, 58070, 81298, 116140, 133561, 162596, 203245, 267122, 406490, 534244, 667805, 812980, 934927, 1335610, 1869854, 2671220, 3739708, 4674635, 9349270, 18698540]

約数ペア:

[(1, 18698540), (2, 9349270), (4, 4674635), (5, 3739708), (7, 2671220), (10, 1869854), (14, 1335610), (20, 934927), (23, 812980), (28, 667805), (35, 534244), (46, 406490), (70, 267122), (92, 203245), (115, 162596), (140, 133561), (161, 116140), (230, 81298), (322, 58070), (460, 40649), (644, 29035), (805, 23228), (1610, 11614), (3220, 5807)]