19186065

素因数分解:

$3^5\times 5^1\times {\mathrm{15791}}^1$

素因数の和:15811

約数の個数: 24

約数和(自身を含む): 34489728

約数和(自身を除く): 15303663

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 15791, 47373, 78955, 142119, 236865, 426357, 710595, 1279071, 2131785, 3837213, 6395355, 19186065]

約数ペア:

[(1, 19186065), (3, 6395355), (5, 3837213), (9, 2131785), (15, 1279071), (27, 710595), (45, 426357), (81, 236865), (135, 142119), (243, 78955), (405, 47373), (1215, 15791)]