18894304

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4129}}^1$

素因数の和:4163

約数の個数: 48

約数和(自身を含む): 43711920

約数和(自身を除く): 24817616

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 143, 176, 208, 286, 352, 416, 572, 1144, 2288, 4129, 4576, 8258, 16516, 33032, 45419, 53677, 66064, 90838, 107354, 132128, 181676, 214708, 363352, 429416, 590447, 726704, 858832, 1180894, 1453408, 1717664, 2361788, 4723576, 9447152, 18894304]

約数ペア:

[(1, 18894304), (2, 9447152), (4, 4723576), (8, 2361788), (11, 1717664), (13, 1453408), (16, 1180894), (22, 858832), (26, 726704), (32, 590447), (44, 429416), (52, 363352), (88, 214708), (104, 181676), (143, 132128), (176, 107354), (208, 90838), (286, 66064), (352, 53677), (416, 45419), (572, 33032), (1144, 16516), (2288, 8258), (4129, 4576)]