19703386

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{1231}}^1$

素因数の和:1437

約数の個数: 16

約数和(自身を含む): 30336768

約数和(自身を除く): 10633382

約数列:

[1, 2, 53, 106, 151, 302, 1231, 2462, 8003, 16006, 65243, 130486, 185881, 371762, 9851693, 19703386]

約数ペア:

[(1, 19703386), (2, 9851693), (53, 371762), (106, 185881), (151, 130486), (302, 65243), (1231, 16006), (2462, 8003)]