39813728

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 83689200

約数和(自身を除く): 43875472

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 163, 272, 326, 449, 544, 652, 898, 1304, 1796, 2608, 2771, 3592, 5216, 5542, 7184, 7633, 11084, 14368, 15266, 22168, 30532, 44336, 61064, 73187, 88672, 122128, 146374, 244256, 292748, 585496, 1170992, 1244179, 2341984, 2488358, 4976716, 9953432, 19906864, 39813728]

約数ペア:

[(1, 39813728), (2, 19906864), (4, 9953432), (8, 4976716), (16, 2488358), (17, 2341984), (32, 1244179), (34, 1170992), (68, 585496), (136, 292748), (163, 244256), (272, 146374), (326, 122128), (449, 88672), (544, 73187), (652, 61064), (898, 44336), (1304, 30532), (1796, 22168), (2608, 15266), (2771, 14368), (3592, 11084), (5216, 7633), (5542, 7184)]