19768854

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3539}}^1$

素因数の和:3577

約数の個数: 48

約数和(自身を含む): 48427200

約数和(自身を除く): 28658346

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 399, 798, 931, 1862, 2793, 3539, 5586, 7078, 10617, 21234, 24773, 49546, 67241, 74319, 134482, 148638, 173411, 201723, 346822, 403446, 470687, 520233, 941374, 1040466, 1412061, 2824122, 3294809, 6589618, 9884427, 19768854]

約数ペア:

[(1, 19768854), (2, 9884427), (3, 6589618), (6, 3294809), (7, 2824122), (14, 1412061), (19, 1040466), (21, 941374), (38, 520233), (42, 470687), (49, 403446), (57, 346822), (98, 201723), (114, 173411), (133, 148638), (147, 134482), (266, 74319), (294, 67241), (399, 49546), (798, 24773), (931, 21234), (1862, 10617), (2793, 7078), (3539, 5586)]