19791072

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{9817}}^1$

素因数の和:9840

約数の個数: 72

約数和(自身を含む): 64327536

約数和(自身を除く): 44536464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 9817, 19634, 29451, 39268, 58902, 68719, 78536, 88353, 117804, 137438, 157072, 176706, 206157, 235608, 274876, 314144, 353412, 412314, 471216, 549752, 618471, 706824, 824628, 942432, 1099504, 1236942, 1413648, 1649256, 2199008, 2473884, 2827296, 3298512, 4947768, 6597024, 9895536, 19791072]

約数ペア:

[(1, 19791072), (2, 9895536), (3, 6597024), (4, 4947768), (6, 3298512), (7, 2827296), (8, 2473884), (9, 2199008), (12, 1649256), (14, 1413648), (16, 1236942), (18, 1099504), (21, 942432), (24, 824628), (28, 706824), (32, 618471), (36, 549752), (42, 471216), (48, 412314), (56, 353412), (63, 314144), (72, 274876), (84, 235608), (96, 206157), (112, 176706), (126, 157072), (144, 137438), (168, 117804), (224, 88353), (252, 78536), (288, 68719), (336, 58902), (504, 39268), (672, 29451), (1008, 19634), (2016, 9817)]