20237056

素因数分解:

$2^8\times 7^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:537

約数の個数: 72

約数和(自身を含む): 48271104

約数和(自身を除く): 28034048

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 256, 322, 368, 448, 491, 644, 736, 896, 982, 1288, 1472, 1792, 1964, 2576, 2944, 3437, 3928, 5152, 5888, 6874, 7856, 10304, 11293, 13748, 15712, 20608, 22586, 27496, 31424, 41216, 45172, 54992, 62848, 79051, 90344, 109984, 125696, 158102, 180688, 219968, 316204, 361376, 439936, 632408, 722752, 879872, 1264816, 1445504, 2529632, 2891008, 5059264, 10118528, 20237056]

約数ペア:

[(1, 20237056), (2, 10118528), (4, 5059264), (7, 2891008), (8, 2529632), (14, 1445504), (16, 1264816), (23, 879872), (28, 722752), (32, 632408), (46, 439936), (56, 361376), (64, 316204), (92, 219968), (112, 180688), (128, 158102), (161, 125696), (184, 109984), (224, 90344), (256, 79051), (322, 62848), (368, 54992), (448, 45172), (491, 41216), (644, 31424), (736, 27496), (896, 22586), (982, 20608), (1288, 15712), (1472, 13748), (1792, 11293), (1964, 10304), (2576, 7856), (2944, 6874), (3437, 5888), (3928, 5152)]