20104596

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 53248104

約数和(自身を除く): 33143508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 53, 82, 106, 123, 159, 164, 212, 246, 257, 318, 369, 477, 492, 514, 636, 738, 771, 954, 1028, 1476, 1542, 1908, 2173, 2313, 3084, 4346, 4626, 6519, 8692, 9252, 10537, 13038, 13621, 19557, 21074, 26076, 27242, 31611, 39114, 40863, 42148, 54484, 63222, 78228, 81726, 94833, 122589, 126444, 163452, 189666, 245178, 379332, 490356, 558461, 1116922, 1675383, 2233844, 3350766, 5026149, 6701532, 10052298, 20104596]

約数ペア:

[(1, 20104596), (2, 10052298), (3, 6701532), (4, 5026149), (6, 3350766), (9, 2233844), (12, 1675383), (18, 1116922), (36, 558461), (41, 490356), (53, 379332), (82, 245178), (106, 189666), (123, 163452), (159, 126444), (164, 122589), (212, 94833), (246, 81726), (257, 78228), (318, 63222), (369, 54484), (477, 42148), (492, 40863), (514, 39114), (636, 31611), (738, 27242), (771, 26076), (954, 21074), (1028, 19557), (1476, 13621), (1542, 13038), (1908, 10537), (2173, 9252), (2313, 8692), (3084, 6519), (4346, 4626)]