20159552

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2647}}^1$

素因数の和:2683

約数の個数: 56

約数和(自身を含む): 48426624

約数和(自身を除く): 28267072

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 136, 224, 238, 272, 448, 476, 544, 952, 1088, 1904, 2647, 3808, 5294, 7616, 10588, 18529, 21176, 37058, 42352, 44999, 74116, 84704, 89998, 148232, 169408, 179996, 296464, 314993, 359992, 592928, 629986, 719984, 1185856, 1259972, 1439968, 2519944, 2879936, 5039888, 10079776, 20159552]

約数ペア:

[(1, 20159552), (2, 10079776), (4, 5039888), (7, 2879936), (8, 2519944), (14, 1439968), (16, 1259972), (17, 1185856), (28, 719984), (32, 629986), (34, 592928), (56, 359992), (64, 314993), (68, 296464), (112, 179996), (119, 169408), (136, 148232), (224, 89998), (238, 84704), (272, 74116), (448, 44999), (476, 42352), (544, 37058), (952, 21176), (1088, 18529), (1904, 10588), (2647, 7616), (3808, 5294)]