18230732

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{503}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 37340352

約数和(自身を除く): 19109620

約数列:

[1, 2, 4, 13, 17, 26, 34, 41, 52, 68, 82, 164, 221, 442, 503, 533, 697, 884, 1006, 1066, 1394, 2012, 2132, 2788, 6539, 8551, 9061, 13078, 17102, 18122, 20623, 26156, 34204, 36244, 41246, 82492, 111163, 222326, 268099, 350591, 444652, 536198, 701182, 1072396, 1402364, 4557683, 9115366, 18230732]

約数ペア:

[(1, 18230732), (2, 9115366), (4, 4557683), (13, 1402364), (17, 1072396), (26, 701182), (34, 536198), (41, 444652), (52, 350591), (68, 268099), (82, 222326), (164, 111163), (221, 82492), (442, 41246), (503, 36244), (533, 34204), (697, 26156), (884, 20623), (1006, 18122), (1066, 17102), (1394, 13078), (2012, 9061), (2132, 8551), (2788, 6539)]