20382208

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1$

素因数の和:94

約数の個数: 120

約数和(自身を含む): 52246656

約数和(自身を除く): 31864448

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 47, 56, 64, 77, 88, 94, 112, 121, 128, 154, 176, 188, 224, 242, 256, 308, 329, 352, 376, 448, 484, 512, 517, 616, 658, 704, 752, 847, 896, 968, 1034, 1232, 1316, 1408, 1504, 1694, 1792, 1936, 2068, 2464, 2632, 2816, 3008, 3388, 3584, 3619, 3872, 4136, 4928, 5264, 5632, 5687, 6016, 6776, 7238, 7744, 8272, 9856, 10528, 11374, 12032, 13552, 14476, 15488, 16544, 19712, 21056, 22748, 24064, 27104, 28952, 30976, 33088, 39424, 39809, 42112, 45496, 54208, 57904, 61952, 66176, 79618, 84224, 90992, 108416, 115808, 132352, 159236, 168448, 181984, 216832, 231616, 264704, 318472, 363968, 433664, 463232, 636944, 727936, 926464, 1273888, 1455872, 1852928, 2547776, 2911744, 5095552, 10191104, 20382208]

約数ペア:

[(1, 20382208), (2, 10191104), (4, 5095552), (7, 2911744), (8, 2547776), (11, 1852928), (14, 1455872), (16, 1273888), (22, 926464), (28, 727936), (32, 636944), (44, 463232), (47, 433664), (56, 363968), (64, 318472), (77, 264704), (88, 231616), (94, 216832), (112, 181984), (121, 168448), (128, 159236), (154, 132352), (176, 115808), (188, 108416), (224, 90992), (242, 84224), (256, 79618), (308, 66176), (329, 61952), (352, 57904), (376, 54208), (448, 45496), (484, 42112), (512, 39809), (517, 39424), (616, 33088), (658, 30976), (704, 28952), (752, 27104), (847, 24064), (896, 22748), (968, 21056), (1034, 19712), (1232, 16544), (1316, 15488), (1408, 14476), (1504, 13552), (1694, 12032), (1792, 11374), (1936, 10528), (2068, 9856), (2464, 8272), (2632, 7744), (2816, 7238), (3008, 6776), (3388, 6016), (3584, 5687), (3619, 5632), (3872, 5264), (4136, 4928)]