196638208

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{953}}^1$

素因数の和:1015

約数の個数: 80

約数和(自身を含む): 437222016

約数和(自身を除く): 240583808

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 512, 806, 832, 953, 992, 1612, 1664, 1906, 1984, 3224, 3328, 3812, 3968, 6448, 6656, 7624, 7936, 12389, 12896, 15248, 15872, 24778, 25792, 29543, 30496, 49556, 51584, 59086, 60992, 99112, 103168, 118172, 121984, 198224, 206336, 236344, 243968, 384059, 396448, 472688, 487936, 768118, 792896, 945376, 1536236, 1585792, 1890752, 3072472, 3171584, 3781504, 6144944, 6343168, 7563008, 12289888, 15126016, 24579776, 49159552, 98319104, 196638208]

約数ペア:

[(1, 196638208), (2, 98319104), (4, 49159552), (8, 24579776), (13, 15126016), (16, 12289888), (26, 7563008), (31, 6343168), (32, 6144944), (52, 3781504), (62, 3171584), (64, 3072472), (104, 1890752), (124, 1585792), (128, 1536236), (208, 945376), (248, 792896), (256, 768118), (403, 487936), (416, 472688), (496, 396448), (512, 384059), (806, 243968), (832, 236344), (953, 206336), (992, 198224), (1612, 121984), (1664, 118172), (1906, 103168), (1984, 99112), (3224, 60992), (3328, 59086), (3812, 51584), (3968, 49556), (6448, 30496), (6656, 29543), (7624, 25792), (7936, 24778), (12389, 15872), (12896, 15248)]