18793551

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{863}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 30855168

約数和(自身を除く): 12061617

約数列:

[1, 3, 7, 17, 21, 51, 61, 119, 183, 357, 427, 863, 1037, 1281, 2589, 3111, 6041, 7259, 14671, 18123, 21777, 44013, 52643, 102697, 157929, 308091, 368501, 894931, 1105503, 2684793, 6264517, 18793551]

約数ペア:

[(1, 18793551), (3, 6264517), (7, 2684793), (17, 1105503), (21, 894931), (51, 368501), (61, 308091), (119, 157929), (183, 102697), (357, 52643), (427, 44013), (863, 21777), (1037, 18123), (1281, 14671), (2589, 7259), (3111, 6041)]