39780346

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{839}}^1$

素因数の和:1149

約数の個数: 16

約数和(自身を含む): 60520320

約数和(自身を除く): 20739974

約数列:

[1, 2, 151, 157, 302, 314, 839, 1678, 23707, 47414, 126689, 131723, 253378, 263446, 19890173, 39780346]

約数ペア:

[(1, 39780346), (2, 19890173), (151, 263446), (157, 253378), (302, 131723), (314, 126689), (839, 47414), (1678, 23707)]