17788576

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{701}}^1$

素因数の和:785

約数の個数: 48

約数和(自身を含む): 38388168

約数和(自身を除く): 20599592

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 208, 244, 416, 488, 701, 793, 976, 1402, 1586, 1952, 2804, 3172, 5608, 6344, 9113, 11216, 12688, 18226, 22432, 25376, 36452, 42761, 72904, 85522, 145808, 171044, 291616, 342088, 555893, 684176, 1111786, 1368352, 2223572, 4447144, 8894288, 17788576]

約数ペア:

[(1, 17788576), (2, 8894288), (4, 4447144), (8, 2223572), (13, 1368352), (16, 1111786), (26, 684176), (32, 555893), (52, 342088), (61, 291616), (104, 171044), (122, 145808), (208, 85522), (244, 72904), (416, 42761), (488, 36452), (701, 25376), (793, 22432), (976, 18226), (1402, 12688), (1586, 11216), (1952, 9113), (2804, 6344), (3172, 5608)]