39727792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{491}}^1$

素因数の和:901

約数の個数: 40

約数和(自身を含む): 83275920

約数和(自身を除く): 43548128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 389, 491, 778, 982, 1556, 1964, 3112, 3928, 5057, 6224, 6383, 7856, 10114, 12766, 20228, 25532, 40456, 51064, 80912, 102128, 190999, 381998, 763996, 1527992, 2482987, 3055984, 4965974, 9931948, 19863896, 39727792]

約数ペア:

[(1, 39727792), (2, 19863896), (4, 9931948), (8, 4965974), (13, 3055984), (16, 2482987), (26, 1527992), (52, 763996), (104, 381998), (208, 190999), (389, 102128), (491, 80912), (778, 51064), (982, 40456), (1556, 25532), (1964, 20228), (3112, 12766), (3928, 10114), (5057, 7856), (6224, 6383)]