72182216

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{587}}^1\times {\mathrm{809}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 142884000

約数和(自身を除く): 70701784

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 587, 809, 1174, 1618, 2348, 3236, 4696, 6472, 11153, 15371, 22306, 30742, 44612, 61484, 89224, 122968, 474883, 949766, 1899532, 3799064, 9022777, 18045554, 36091108, 72182216]

約数ペア:

[(1, 72182216), (2, 36091108), (4, 18045554), (8, 9022777), (19, 3799064), (38, 1899532), (76, 949766), (152, 474883), (587, 122968), (809, 89224), (1174, 61484), (1618, 44612), (2348, 30742), (3236, 22306), (4696, 15371), (6472, 11153)]