20768558

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{1427}}^1$

素因数の和:1831

約数の個数: 16

約数和(自身を含む): 32901120

約数和(自身を除く): 12132562

約数列:

[1, 2, 19, 38, 383, 766, 1427, 2854, 7277, 14554, 27113, 54226, 546541, 1093082, 10384279, 20768558]

約数ペア:

[(1, 20768558), (2, 10384279), (19, 1093082), (38, 546541), (383, 54226), (766, 27113), (1427, 14554), (2854, 7277)]