219703184

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{204947}}^1$

素因数の和:205022

約数の個数: 20

約数和(自身を含む): 432030384

約数和(自身を除く): 212327200

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 204947, 409894, 819788, 1639576, 3279152, 13731449, 27462898, 54925796, 109851592, 219703184]

約数ペア:

[(1, 219703184), (2, 109851592), (4, 54925796), (8, 27462898), (16, 13731449), (67, 3279152), (134, 1639576), (268, 819788), (536, 409894), (1072, 204947)]