19103504

素因数分解:

$2^4\times 7^1\times {\mathrm{281}}^1\times {\mathrm{607}}^1$

素因数の和:903

約数の個数: 40

約数和(自身を含む): 42521088

約数和(自身を除く): 23417584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 281, 562, 607, 1124, 1214, 1967, 2248, 2428, 3934, 4249, 4496, 4856, 7868, 8498, 9712, 15736, 16996, 31472, 33992, 67984, 170567, 341134, 682268, 1193969, 1364536, 2387938, 2729072, 4775876, 9551752, 19103504]

約数ペア:

[(1, 19103504), (2, 9551752), (4, 4775876), (7, 2729072), (8, 2387938), (14, 1364536), (16, 1193969), (28, 682268), (56, 341134), (112, 170567), (281, 67984), (562, 33992), (607, 31472), (1124, 16996), (1214, 15736), (1967, 9712), (2248, 8498), (2428, 7868), (3934, 4856), (4249, 4496)]