20699504

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6373}}^1$

素因数の和:6417

約数の個数: 40

約数和(自身を含む): 47422560

約数和(自身を除く): 26723056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 6373, 12746, 25492, 44611, 50984, 89222, 101968, 178444, 184817, 356888, 369634, 713776, 739268, 1293719, 1478536, 2587438, 2957072, 5174876, 10349752, 20699504]

約数ペア:

[(1, 20699504), (2, 10349752), (4, 5174876), (7, 2957072), (8, 2587438), (14, 1478536), (16, 1293719), (28, 739268), (29, 713776), (56, 369634), (58, 356888), (112, 184817), (116, 178444), (203, 101968), (232, 89222), (406, 50984), (464, 44611), (812, 25492), (1624, 12746), (3248, 6373)]