19945476

素因数分解:

$2^2\times 3^2\times {\mathrm{181}}^1\times {\mathrm{3061}}^1$

素因数の和:3252

約数の個数: 36

約数和(自身を含む): 50712844

約数和(自身を除く): 30767368

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 181, 362, 543, 724, 1086, 1629, 2172, 3061, 3258, 6122, 6516, 9183, 12244, 18366, 27549, 36732, 55098, 110196, 554041, 1108082, 1662123, 2216164, 3324246, 4986369, 6648492, 9972738, 19945476]

約数ペア:

[(1, 19945476), (2, 9972738), (3, 6648492), (4, 4986369), (6, 3324246), (9, 2216164), (12, 1662123), (18, 1108082), (36, 554041), (181, 110196), (362, 55098), (543, 36732), (724, 27549), (1086, 18366), (1629, 12244), (2172, 9183), (3061, 6516), (3258, 6122)]