1972048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:539

約数の個数: 40

約数和(自身を含む): 4340000

約数和(自身を除く): 2367952

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 499, 988, 998, 1976, 1996, 3952, 3992, 6487, 7984, 9481, 12974, 18962, 25948, 37924, 51896, 75848, 103792, 123253, 151696, 246506, 493012, 986024, 1972048]

約数ペア:

[(1, 1972048), (2, 986024), (4, 493012), (8, 246506), (13, 151696), (16, 123253), (19, 103792), (26, 75848), (38, 51896), (52, 37924), (76, 25948), (104, 18962), (152, 12974), (208, 9481), (247, 7984), (304, 6487), (494, 3992), (499, 3952), (988, 1996), (998, 1976)]