128936812

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{54727}}^1$

素因数の和:54781

約数の個数: 24

約数和(自身を含む): 245181440

約数和(自身を除く): 116244628

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 54727, 109454, 218908, 1039813, 1696537, 2079626, 3393074, 4159252, 6786148, 32234203, 64468406, 128936812]

約数ペア:

[(1, 128936812), (2, 64468406), (4, 32234203), (19, 6786148), (31, 4159252), (38, 3393074), (62, 2079626), (76, 1696537), (124, 1039813), (589, 218908), (1178, 109454), (2356, 54727)]