19499144

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5197}}^1$

素因数の和:5277

約数の個数: 32

約数和(自身を含む): 42415680

約数和(自身を除く): 22916536

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 5197, 10394, 20788, 36379, 41576, 72758, 145516, 291032, 348199, 696398, 1392796, 2437393, 2785592, 4874786, 9749572, 19499144]

約数ペア:

[(1, 19499144), (2, 9749572), (4, 4874786), (7, 2785592), (8, 2437393), (14, 1392796), (28, 696398), (56, 348199), (67, 291032), (134, 145516), (268, 72758), (469, 41576), (536, 36379), (938, 20788), (1876, 10394), (3752, 5197)]