19553656

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{947}}^1$

素因数の和:1071

約数の個数: 32

約数和(自身を含む): 38394000

約数和(自身を除く): 18840344

約数列:

[1, 2, 4, 8, 29, 58, 89, 116, 178, 232, 356, 712, 947, 1894, 2581, 3788, 5162, 7576, 10324, 20648, 27463, 54926, 84283, 109852, 168566, 219704, 337132, 674264, 2444207, 4888414, 9776828, 19553656]

約数ペア:

[(1, 19553656), (2, 9776828), (4, 4888414), (8, 2444207), (29, 674264), (58, 337132), (89, 219704), (116, 168566), (178, 109852), (232, 84283), (356, 54926), (712, 27463), (947, 20648), (1894, 10324), (2581, 7576), (3788, 5162)]