189990476

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{2213}}^1$

素因数の和:2370

約数の個数: 36

約数和(自身を含む): 363025152

約数和(自身を除く): 173034676

約数列:

[1, 2, 4, 13, 26, 52, 127, 169, 254, 338, 508, 676, 1651, 2213, 3302, 4426, 6604, 8852, 21463, 28769, 42926, 57538, 85852, 115076, 281051, 373997, 562102, 747994, 1124204, 1495988, 3653663, 7307326, 14614652, 47497619, 94995238, 189990476]

約数ペア:

[(1, 189990476), (2, 94995238), (4, 47497619), (13, 14614652), (26, 7307326), (52, 3653663), (127, 1495988), (169, 1124204), (254, 747994), (338, 562102), (508, 373997), (676, 281051), (1651, 115076), (2213, 85852), (3302, 57538), (4426, 42926), (6604, 28769), (8852, 21463)]