22720048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5749}}^1$

素因数の和:5789

約数の個数: 40

約数和(自身を含む): 49910000

約数和(自身を除く): 27189952

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 5749, 11498, 22996, 45992, 74737, 91984, 109231, 149474, 218462, 298948, 436924, 597896, 873848, 1195792, 1420003, 1747696, 2840006, 5680012, 11360024, 22720048]

約数ペア:

[(1, 22720048), (2, 11360024), (4, 5680012), (8, 2840006), (13, 1747696), (16, 1420003), (19, 1195792), (26, 873848), (38, 597896), (52, 436924), (76, 298948), (104, 218462), (152, 149474), (208, 109231), (247, 91984), (304, 74737), (494, 45992), (988, 22996), (1976, 11498), (3952, 5749)]