19752798

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1613}}^1$

素因数の和:1788

約数の個数: 32

約数和(自身を含む): 42842016

約数和(自身を除く): 23089218

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 157, 314, 471, 942, 1613, 2041, 3226, 4082, 4839, 6123, 9678, 12246, 20969, 41938, 62907, 125814, 253241, 506482, 759723, 1519446, 3292133, 6584266, 9876399, 19752798]

約数ペア:

[(1, 19752798), (2, 9876399), (3, 6584266), (6, 3292133), (13, 1519446), (26, 759723), (39, 506482), (78, 253241), (157, 125814), (314, 62907), (471, 41938), (942, 20969), (1613, 12246), (2041, 9678), (3226, 6123), (4082, 4839)]