19121388

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1013}}^1$

素因数の和:1055

約数の個数: 72

約数和(自身を含む): 52865904

約数和(自身を除く): 33744516

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 121, 132, 143, 156, 242, 286, 363, 429, 484, 572, 726, 858, 1013, 1452, 1573, 1716, 2026, 3039, 3146, 4052, 4719, 6078, 6292, 9438, 11143, 12156, 13169, 18876, 22286, 26338, 33429, 39507, 44572, 52676, 66858, 79014, 122573, 133716, 144859, 158028, 245146, 289718, 367719, 434577, 490292, 579436, 735438, 869154, 1470876, 1593449, 1738308, 3186898, 4780347, 6373796, 9560694, 19121388]

約数ペア:

[(1, 19121388), (2, 9560694), (3, 6373796), (4, 4780347), (6, 3186898), (11, 1738308), (12, 1593449), (13, 1470876), (22, 869154), (26, 735438), (33, 579436), (39, 490292), (44, 434577), (52, 367719), (66, 289718), (78, 245146), (121, 158028), (132, 144859), (143, 133716), (156, 122573), (242, 79014), (286, 66858), (363, 52676), (429, 44572), (484, 39507), (572, 33429), (726, 26338), (858, 22286), (1013, 18876), (1452, 13169), (1573, 12156), (1716, 11143), (2026, 9438), (3039, 6292), (3146, 6078), (4052, 4719)]