19827416

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^2\times {\mathrm{421}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 44107440

約数和(自身を除く): 24280024

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 421, 812, 841, 842, 1624, 1682, 1684, 2947, 3364, 3368, 5887, 5894, 6728, 11774, 11788, 12209, 23548, 23576, 24418, 47096, 48836, 85463, 97672, 170926, 341852, 354061, 683704, 708122, 1416244, 2478427, 2832488, 4956854, 9913708, 19827416]

約数ペア:

[(1, 19827416), (2, 9913708), (4, 4956854), (7, 2832488), (8, 2478427), (14, 1416244), (28, 708122), (29, 683704), (56, 354061), (58, 341852), (116, 170926), (203, 97672), (232, 85463), (406, 48836), (421, 47096), (812, 24418), (841, 23576), (842, 23548), (1624, 12209), (1682, 11788), (1684, 11774), (2947, 6728), (3364, 5894), (3368, 5887)]