31481932

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{1979}}^1$

素因数の和:2121

約数の個数: 24

約数和(自身を含む): 57047760

約数和(自身を除く): 25565828

約数列:

[1, 2, 4, 41, 82, 97, 164, 194, 388, 1979, 3958, 3977, 7916, 7954, 15908, 81139, 162278, 191963, 324556, 383926, 767852, 7870483, 15740966, 31481932]

約数ペア:

[(1, 31481932), (2, 15740966), (4, 7870483), (41, 767852), (82, 383926), (97, 324556), (164, 191963), (194, 162278), (388, 81139), (1979, 15908), (3958, 7954), (3977, 7916)]