19952198

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:404

約数の個数: 32

約数和(自身を含む): 35251200

約数和(自身を除く): 15299002

約数列:

[1, 2, 7, 14, 67, 89, 134, 178, 239, 469, 478, 623, 938, 1246, 1673, 3346, 5963, 11926, 16013, 21271, 32026, 41741, 42542, 83482, 112091, 148897, 224182, 297794, 1425157, 2850314, 9976099, 19952198]

約数ペア:

[(1, 19952198), (2, 9976099), (7, 2850314), (14, 1425157), (67, 297794), (89, 224182), (134, 148897), (178, 112091), (239, 83482), (469, 42542), (478, 41741), (623, 32026), (938, 21271), (1246, 16013), (1673, 11926), (3346, 5963)]