19453968

素因数分解:

$2^4\times 3^2\times {\mathrm{53}}^1\times {\mathrm{2549}}^1$

素因数の和:2616

約数の個数: 60

約数和(自身を含む): 55493100

約数和(自身を除く): 36039132

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 53, 72, 106, 144, 159, 212, 318, 424, 477, 636, 848, 954, 1272, 1908, 2544, 2549, 3816, 5098, 7632, 7647, 10196, 15294, 20392, 22941, 30588, 40784, 45882, 61176, 91764, 122352, 135097, 183528, 270194, 367056, 405291, 540388, 810582, 1080776, 1215873, 1621164, 2161552, 2431746, 3242328, 4863492, 6484656, 9726984, 19453968]

約数ペア:

[(1, 19453968), (2, 9726984), (3, 6484656), (4, 4863492), (6, 3242328), (8, 2431746), (9, 2161552), (12, 1621164), (16, 1215873), (18, 1080776), (24, 810582), (36, 540388), (48, 405291), (53, 367056), (72, 270194), (106, 183528), (144, 135097), (159, 122352), (212, 91764), (318, 61176), (424, 45882), (477, 40784), (636, 30588), (848, 22941), (954, 20392), (1272, 15294), (1908, 10196), (2544, 7647), (2549, 7632), (3816, 5098)]