19775181049

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1\times {\mathrm{751}}^1$

素因数の和:1321

約数の個数: 32

約数和(自身を含む): 22073425920

約数和(自身を除く): 2298244871

約数列:

[1, 13, 41, 127, 389, 533, 751, 1651, 5057, 5207, 9763, 15949, 30791, 49403, 67691, 95377, 207337, 292139, 400283, 642239, 1239901, 2025523, 3797807, 3910457, 11977699, 26331799, 37101653, 50835941, 155710087, 482321489, 1521167773, 19775181049]

約数ペア:

[(1, 19775181049), (13, 1521167773), (41, 482321489), (127, 155710087), (389, 50835941), (533, 37101653), (751, 26331799), (1651, 11977699), (5057, 3910457), (5207, 3797807), (9763, 2025523), (15949, 1239901), (30791, 642239), (49403, 400283), (67691, 292139), (95377, 207337)]