18528664

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4297}}^1$

素因数の和:4328

約数の個数: 48

約数和(自身を含む): 44097480

約数和(自身を除く): 25568816

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 539, 616, 1078, 2156, 4297, 4312, 8594, 17188, 30079, 34376, 47267, 60158, 94534, 120316, 189068, 210553, 240632, 330869, 378136, 421106, 661738, 842212, 1323476, 1684424, 2316083, 2646952, 4632166, 9264332, 18528664]

約数ペア:

[(1, 18528664), (2, 9264332), (4, 4632166), (7, 2646952), (8, 2316083), (11, 1684424), (14, 1323476), (22, 842212), (28, 661738), (44, 421106), (49, 378136), (56, 330869), (77, 240632), (88, 210553), (98, 189068), (154, 120316), (196, 94534), (308, 60158), (392, 47267), (539, 34376), (616, 30079), (1078, 17188), (2156, 8594), (4297, 4312)]