19789164

素因数分解:

$2^2\times 3^3\times {\mathrm{97}}^1\times {\mathrm{1889}}^1$

素因数の和:1999

約数の個数: 48

約数和(自身を含む): 51861600

約数和(自身を除く): 32072436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 97, 108, 194, 291, 388, 582, 873, 1164, 1746, 1889, 2619, 3492, 3778, 5238, 5667, 7556, 10476, 11334, 17001, 22668, 34002, 51003, 68004, 102006, 183233, 204012, 366466, 549699, 732932, 1099398, 1649097, 2198796, 3298194, 4947291, 6596388, 9894582, 19789164]

約数ペア:

[(1, 19789164), (2, 9894582), (3, 6596388), (4, 4947291), (6, 3298194), (9, 2198796), (12, 1649097), (18, 1099398), (27, 732932), (36, 549699), (54, 366466), (97, 204012), (108, 183233), (194, 102006), (291, 68004), (388, 51003), (582, 34002), (873, 22668), (1164, 17001), (1746, 11334), (1889, 10476), (2619, 7556), (3492, 5667), (3778, 5238)]