19261395

素因数分解:

$3^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 35223552

約数和(自身を除く): 15962157

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 83, 135, 191, 243, 249, 405, 415, 573, 747, 955, 1215, 1245, 1719, 2241, 2865, 3735, 5157, 6723, 8595, 11205, 15471, 15853, 20169, 25785, 33615, 46413, 47559, 77355, 79265, 100845, 142677, 232065, 237795, 428031, 713385, 1284093, 2140155, 3852279, 6420465, 19261395]

約数ペア:

[(1, 19261395), (3, 6420465), (5, 3852279), (9, 2140155), (15, 1284093), (27, 713385), (45, 428031), (81, 237795), (83, 232065), (135, 142677), (191, 100845), (243, 79265), (249, 77355), (405, 47559), (415, 46413), (573, 33615), (747, 25785), (955, 20169), (1215, 15853), (1245, 15471), (1719, 11205), (2241, 8595), (2865, 6723), (3735, 5157)]