18763794

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1087}}^1$

素因数の和:1239

約数の個数: 48

約数和(自身を含む): 46844928

約数和(自身を除く): 28081134

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 137, 274, 411, 822, 959, 1087, 1233, 1918, 2174, 2466, 2877, 3261, 5754, 6522, 7609, 8631, 9783, 15218, 17262, 19566, 22827, 45654, 68481, 136962, 148919, 297838, 446757, 893514, 1042433, 1340271, 2084866, 2680542, 3127299, 6254598, 9381897, 18763794]

約数ペア:

[(1, 18763794), (2, 9381897), (3, 6254598), (6, 3127299), (7, 2680542), (9, 2084866), (14, 1340271), (18, 1042433), (21, 893514), (42, 446757), (63, 297838), (126, 148919), (137, 136962), (274, 68481), (411, 45654), (822, 22827), (959, 19566), (1087, 17262), (1233, 15218), (1918, 9783), (2174, 8631), (2466, 7609), (2877, 6522), (3261, 5754)]