19548496

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1019}}^1$

素因数の和:1147

約数の個数: 40

約数和(自身を含む): 41738400

約数和(自身を除く): 22189904

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 109, 176, 218, 436, 872, 1019, 1199, 1744, 2038, 2398, 4076, 4796, 8152, 9592, 11209, 16304, 19184, 22418, 44836, 89672, 111071, 179344, 222142, 444284, 888568, 1221781, 1777136, 2443562, 4887124, 9774248, 19548496]

約数ペア:

[(1, 19548496), (2, 9774248), (4, 4887124), (8, 2443562), (11, 1777136), (16, 1221781), (22, 888568), (44, 444284), (88, 222142), (109, 179344), (176, 111071), (218, 89672), (436, 44836), (872, 22418), (1019, 19184), (1199, 16304), (1744, 11209), (2038, 9592), (2398, 8152), (4076, 4796)]