19058145

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1493}}^1$

素因数の和:1561

約数の個数: 32

約数和(自身を含む): 32700672

約数和(自身を除く): 13642527

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 185, 345, 555, 851, 1493, 2553, 4255, 4479, 7465, 12765, 22395, 34339, 55241, 103017, 165723, 171695, 276205, 515085, 828615, 1270543, 3811629, 6352715, 19058145]

約数ペア:

[(1, 19058145), (3, 6352715), (5, 3811629), (15, 1270543), (23, 828615), (37, 515085), (69, 276205), (111, 171695), (115, 165723), (185, 103017), (345, 55241), (555, 34339), (851, 22395), (1493, 12765), (2553, 7465), (4255, 4479)]