1898192008

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{499}}^1$

素因数の和:770

約数の個数: 64

約数和(自身を含む): 3720960000

約数和(自身を除く): 1822767992

約数列:

[1, 2, 4, 8, 47, 67, 94, 134, 151, 188, 268, 302, 376, 499, 536, 604, 998, 1208, 1996, 3149, 3992, 6298, 7097, 10117, 12596, 14194, 20234, 23453, 25192, 28388, 33433, 40468, 46906, 56776, 66866, 75349, 80936, 93812, 133732, 150698, 187624, 267464, 301396, 475499, 602792, 950998, 1571351, 1901996, 3142702, 3541403, 3803992, 5048383, 6285404, 7082806, 10096766, 12570808, 14165612, 20193532, 28331224, 40387064, 237274001, 474548002, 949096004, 1898192008]

約数ペア:

[(1, 1898192008), (2, 949096004), (4, 474548002), (8, 237274001), (47, 40387064), (67, 28331224), (94, 20193532), (134, 14165612), (151, 12570808), (188, 10096766), (268, 7082806), (302, 6285404), (376, 5048383), (499, 3803992), (536, 3541403), (604, 3142702), (998, 1901996), (1208, 1571351), (1996, 950998), (3149, 602792), (3992, 475499), (6298, 301396), (7097, 267464), (10117, 187624), (12596, 150698), (14194, 133732), (20234, 93812), (23453, 80936), (25192, 75349), (28388, 66866), (33433, 56776), (40468, 46906)]