19557186

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1153}}^1$

素因数の和:1426

約数の個数: 32

約数和(自身を含む): 42873408

約数和(自身を除く): 23316222

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 257, 514, 771, 1153, 1542, 2306, 2827, 3459, 5654, 6918, 8481, 12683, 16962, 25366, 38049, 76098, 296321, 592642, 888963, 1777926, 3259531, 6519062, 9778593, 19557186]

約数ペア:

[(1, 19557186), (2, 9778593), (3, 6519062), (6, 3259531), (11, 1777926), (22, 888963), (33, 592642), (66, 296321), (257, 76098), (514, 38049), (771, 25366), (1153, 16962), (1542, 12683), (2306, 8481), (2827, 6918), (3459, 5654)]