18005248

素因数分解:

$2^8\times {\mathrm{61}}^1\times {\mathrm{1153}}^1$

素因数の和:1230

約数の個数: 36

約数和(自身を含む): 36561028

約数和(自身を除く): 18555780

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 976, 1153, 1952, 2306, 3904, 4612, 7808, 9224, 15616, 18448, 36896, 70333, 73792, 140666, 147584, 281332, 295168, 562664, 1125328, 2250656, 4501312, 9002624, 18005248]

約数ペア:

[(1, 18005248), (2, 9002624), (4, 4501312), (8, 2250656), (16, 1125328), (32, 562664), (61, 295168), (64, 281332), (122, 147584), (128, 140666), (244, 73792), (256, 70333), (488, 36896), (976, 18448), (1153, 15616), (1952, 9224), (2306, 7808), (3904, 4612)]