19925683204

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{15373}}^1$

素因数の和:15797

約数の個数: 72

約数和(自身を含む): 43062266520

約数和(自身を除く): 23136583316

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 389, 476, 778, 833, 1556, 1666, 2723, 3332, 5446, 6613, 10892, 13226, 15373, 19061, 26452, 30746, 38122, 46291, 61492, 76244, 92582, 107611, 185164, 215222, 261341, 324037, 430444, 522682, 648074, 753277, 1045364, 1296148, 1506554, 1829387, 3013108, 3658774, 5980097, 7317548, 11960194, 12805709, 23920388, 25611418, 41860679, 51222836, 83721358, 101661649, 167442716, 203323298, 293024753, 406646596, 586049506, 711631543, 1172099012, 1423263086, 2846526172, 4981420801, 9962841602, 19925683204]

約数ペア:

[(1, 19925683204), (2, 9962841602), (4, 4981420801), (7, 2846526172), (14, 1423263086), (17, 1172099012), (28, 711631543), (34, 586049506), (49, 406646596), (68, 293024753), (98, 203323298), (119, 167442716), (196, 101661649), (238, 83721358), (389, 51222836), (476, 41860679), (778, 25611418), (833, 23920388), (1556, 12805709), (1666, 11960194), (2723, 7317548), (3332, 5980097), (5446, 3658774), (6613, 3013108), (10892, 1829387), (13226, 1506554), (15373, 1296148), (19061, 1045364), (26452, 753277), (30746, 648074), (38122, 522682), (46291, 430444), (61492, 324037), (76244, 261341), (92582, 215222), (107611, 185164)]