17458688

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 80

約数和(自身を含む): 39070416

約数和(自身を除く): 21611728

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 61, 64, 86, 104, 122, 128, 172, 208, 244, 256, 344, 416, 488, 512, 559, 688, 793, 832, 976, 1118, 1376, 1586, 1664, 1952, 2236, 2623, 2752, 3172, 3328, 3904, 4472, 5246, 5504, 6344, 6656, 7808, 8944, 10492, 11008, 12688, 15616, 17888, 20984, 22016, 25376, 31232, 34099, 35776, 41968, 50752, 68198, 71552, 83936, 101504, 136396, 143104, 167872, 203008, 272792, 286208, 335744, 406016, 545584, 671488, 1091168, 1342976, 2182336, 4364672, 8729344, 17458688]

約数ペア:

[(1, 17458688), (2, 8729344), (4, 4364672), (8, 2182336), (13, 1342976), (16, 1091168), (26, 671488), (32, 545584), (43, 406016), (52, 335744), (61, 286208), (64, 272792), (86, 203008), (104, 167872), (122, 143104), (128, 136396), (172, 101504), (208, 83936), (244, 71552), (256, 68198), (344, 50752), (416, 41968), (488, 35776), (512, 34099), (559, 31232), (688, 25376), (793, 22016), (832, 20984), (976, 17888), (1118, 15616), (1376, 12688), (1586, 11008), (1664, 10492), (1952, 8944), (2236, 7808), (2623, 6656), (2752, 6344), (3172, 5504), (3328, 5246), (3904, 4472)]