19742090

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{233}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 36812880

約数和(自身を除く): 17070790

約数列:

[1, 2, 5, 10, 37, 74, 185, 229, 233, 370, 458, 466, 1145, 1165, 2290, 2330, 8473, 8621, 16946, 17242, 42365, 43105, 53357, 84730, 86210, 106714, 266785, 533570, 1974209, 3948418, 9871045, 19742090]

約数ペア:

[(1, 19742090), (2, 9871045), (5, 3948418), (10, 1974209), (37, 533570), (74, 266785), (185, 106714), (229, 86210), (233, 84730), (370, 53357), (458, 43105), (466, 42365), (1145, 17242), (1165, 16946), (2290, 8621), (2330, 8473)]