19783036

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:203

約数の個数: 96

約数和(自身を含む): 47416320

約数和(自身を除く): 27633284

約数列:

[1, 2, 4, 7, 13, 14, 17, 23, 26, 28, 34, 46, 52, 68, 91, 92, 119, 139, 161, 182, 221, 238, 278, 299, 322, 364, 391, 442, 476, 556, 598, 644, 782, 884, 973, 1196, 1547, 1564, 1807, 1946, 2093, 2363, 2737, 3094, 3197, 3614, 3892, 4186, 4726, 5083, 5474, 6188, 6394, 7228, 8372, 9452, 10166, 10948, 12649, 12788, 16541, 20332, 22379, 25298, 30719, 33082, 35581, 41561, 44758, 50596, 54349, 61438, 66164, 71162, 83122, 89516, 108698, 122876, 142324, 166244, 215033, 217396, 290927, 380443, 430066, 581854, 706537, 760886, 860132, 1163708, 1413074, 1521772, 2826148, 4945759, 9891518, 19783036]

約数ペア:

[(1, 19783036), (2, 9891518), (4, 4945759), (7, 2826148), (13, 1521772), (14, 1413074), (17, 1163708), (23, 860132), (26, 760886), (28, 706537), (34, 581854), (46, 430066), (52, 380443), (68, 290927), (91, 217396), (92, 215033), (119, 166244), (139, 142324), (161, 122876), (182, 108698), (221, 89516), (238, 83122), (278, 71162), (299, 66164), (322, 61438), (364, 54349), (391, 50596), (442, 44758), (476, 41561), (556, 35581), (598, 33082), (644, 30719), (782, 25298), (884, 22379), (973, 20332), (1196, 16541), (1547, 12788), (1564, 12649), (1807, 10948), (1946, 10166), (2093, 9452), (2363, 8372), (2737, 7228), (3094, 6394), (3197, 6188), (3614, 5474), (3892, 5083), (4186, 4726)]