19740238

素因数分解:

$2^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{1283}}^1$

素因数の和:1456

約数の個数: 24

約数和(自身を含む): 34691112

約数和(自身を除く): 14950874

約数列:

[1, 2, 7, 14, 49, 98, 157, 314, 1099, 1283, 2198, 2566, 7693, 8981, 15386, 17962, 62867, 125734, 201431, 402862, 1410017, 2820034, 9870119, 19740238]

約数ペア:

[(1, 19740238), (2, 9870119), (7, 2820034), (14, 1410017), (49, 402862), (98, 201431), (157, 125734), (314, 62867), (1099, 17962), (1283, 15386), (2198, 8981), (2566, 7693)]