20293192

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 38905920

約数和(自身を除く): 18612728

約数列:

[1, 2, 4, 8, 107, 151, 157, 214, 302, 314, 428, 604, 628, 856, 1208, 1256, 16157, 16799, 23707, 32314, 33598, 47414, 64628, 67196, 94828, 129256, 134392, 189656, 2536649, 5073298, 10146596, 20293192]

約数ペア:

[(1, 20293192), (2, 10146596), (4, 5073298), (8, 2536649), (107, 189656), (151, 134392), (157, 129256), (214, 94828), (302, 67196), (314, 64628), (428, 47414), (604, 33598), (628, 32314), (856, 23707), (1208, 16799), (1256, 16157)]