18785572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 37537920

約数和(自身を除く): 18752348

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 113, 139, 226, 278, 299, 452, 556, 598, 1196, 1469, 1807, 2599, 2938, 3197, 3614, 5198, 5876, 6394, 7228, 10396, 12788, 15707, 31414, 33787, 41561, 62828, 67574, 83122, 135148, 166244, 204191, 361261, 408382, 722522, 816764, 1445044, 4696393, 9392786, 18785572]

約数ペア:

[(1, 18785572), (2, 9392786), (4, 4696393), (13, 1445044), (23, 816764), (26, 722522), (46, 408382), (52, 361261), (92, 204191), (113, 166244), (139, 135148), (226, 83122), (278, 67574), (299, 62828), (452, 41561), (556, 33787), (598, 31414), (1196, 15707), (1469, 12788), (1807, 10396), (2599, 7228), (2938, 6394), (3197, 5876), (3614, 5198)]