20197079455

素因数分解:

$5^1\times 7^2\times {\mathrm{10837}}^1\times {\mathrm{7607}}^1$

素因数の和:18463

約数の個数: 24

約数和(自身を含む): 28199782368

約数和(自身を除く): 8002702913

約数列:

[1, 5, 7, 35, 49, 245, 7607, 10837, 38035, 53249, 54185, 75859, 266245, 372743, 379295, 531013, 1863715, 2655065, 82437059, 412185295, 577059413, 2885297065, 4039415891, 20197079455]

約数ペア:

[(1, 20197079455), (5, 4039415891), (7, 2885297065), (35, 577059413), (49, 412185295), (245, 82437059), (7607, 2655065), (10837, 1863715), (38035, 531013), (53249, 379295), (54185, 372743), (75859, 266245)]