16641568

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 34957440

約数和(自身を除く): 18315872

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 101, 152, 202, 271, 304, 404, 542, 608, 808, 1084, 1616, 1919, 2168, 3232, 3838, 4336, 5149, 7676, 8672, 10298, 15352, 20596, 27371, 30704, 41192, 54742, 61408, 82384, 109484, 164768, 218968, 437936, 520049, 875872, 1040098, 2080196, 4160392, 8320784, 16641568]

約数ペア:

[(1, 16641568), (2, 8320784), (4, 4160392), (8, 2080196), (16, 1040098), (19, 875872), (32, 520049), (38, 437936), (76, 218968), (101, 164768), (152, 109484), (202, 82384), (271, 61408), (304, 54742), (404, 41192), (542, 30704), (608, 27371), (808, 20596), (1084, 15352), (1616, 10298), (1919, 8672), (2168, 7676), (3232, 5149), (3838, 4336)]