18272001

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 28033920

約数和(自身を除く): 9761919

約数列:

[1, 3, 11, 29, 33, 61, 87, 183, 313, 319, 671, 939, 957, 1769, 2013, 3443, 5307, 9077, 10329, 19093, 19459, 27231, 57279, 58377, 99847, 210023, 299541, 553697, 630069, 1661091, 6090667, 18272001]

約数ペア:

[(1, 18272001), (3, 6090667), (11, 1661091), (29, 630069), (33, 553697), (61, 299541), (87, 210023), (183, 99847), (313, 58377), (319, 57279), (671, 27231), (939, 19459), (957, 19093), (1769, 10329), (2013, 9077), (3443, 5307)]