18981060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1051}}^1$

素因数の和:1113

約数の個数: 96

約数和(自身を含む): 62211072

約数和(自身を除く): 43230012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 420, 430, 516, 602, 645, 860, 903, 1051, 1204, 1290, 1505, 1806, 2102, 2580, 3010, 3153, 3612, 4204, 4515, 5255, 6020, 6306, 7357, 9030, 10510, 12612, 14714, 15765, 18060, 21020, 22071, 29428, 31530, 36785, 44142, 45193, 63060, 73570, 88284, 90386, 110355, 135579, 147140, 180772, 220710, 225965, 271158, 316351, 441420, 451930, 542316, 632702, 677895, 903860, 949053, 1265404, 1355790, 1581755, 1898106, 2711580, 3163510, 3796212, 4745265, 6327020, 9490530, 18981060]

約数ペア:

[(1, 18981060), (2, 9490530), (3, 6327020), (4, 4745265), (5, 3796212), (6, 3163510), (7, 2711580), (10, 1898106), (12, 1581755), (14, 1355790), (15, 1265404), (20, 949053), (21, 903860), (28, 677895), (30, 632702), (35, 542316), (42, 451930), (43, 441420), (60, 316351), (70, 271158), (84, 225965), (86, 220710), (105, 180772), (129, 147140), (140, 135579), (172, 110355), (210, 90386), (215, 88284), (258, 73570), (301, 63060), (420, 45193), (430, 44142), (516, 36785), (602, 31530), (645, 29428), (860, 22071), (903, 21020), (1051, 18060), (1204, 15765), (1290, 14714), (1505, 12612), (1806, 10510), (2102, 9030), (2580, 7357), (3010, 6306), (3153, 6020), (3612, 5255), (4204, 4515)]