19166378

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7321}}^1$

素因数の和:7358

約数の個数: 32

約数和(自身を含む): 37957248

約数和(自身を除く): 18790870

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 1309, 2618, 7321, 14642, 51247, 80531, 102494, 124457, 161062, 248914, 563717, 871199, 1127434, 1369027, 1742398, 2738054, 9583189, 19166378]

約数ペア:

[(1, 19166378), (2, 9583189), (7, 2738054), (11, 1742398), (14, 1369027), (17, 1127434), (22, 871199), (34, 563717), (77, 248914), (119, 161062), (154, 124457), (187, 102494), (238, 80531), (374, 51247), (1309, 14642), (2618, 7321)]