19316199

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{887}}^1$

素因数の和:975

約数の個数: 32

約数和(自身を含む): 31712256

約数和(自身を除く): 12396057

約数列:

[1, 3, 7, 17, 21, 51, 61, 119, 183, 357, 427, 887, 1037, 1281, 2661, 3111, 6209, 7259, 15079, 18627, 21777, 45237, 54107, 105553, 162321, 316659, 378749, 919819, 1136247, 2759457, 6438733, 19316199]

約数ペア:

[(1, 19316199), (3, 6438733), (7, 2759457), (17, 1136247), (21, 919819), (51, 378749), (61, 316659), (119, 162321), (183, 105553), (357, 54107), (427, 45237), (887, 21777), (1037, 18627), (1281, 15079), (2661, 7259), (3111, 6209)]