20185764

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 48384000

約数和(自身を除く): 28198236

約数列:

[1, 2, 3, 4, 6, 12, 79, 107, 158, 199, 214, 237, 316, 321, 398, 428, 474, 597, 642, 796, 948, 1194, 1284, 2388, 8453, 15721, 16906, 21293, 25359, 31442, 33812, 42586, 47163, 50718, 62884, 63879, 85172, 94326, 101436, 127758, 188652, 255516, 1682147, 3364294, 5046441, 6728588, 10092882, 20185764]

約数ペア:

[(1, 20185764), (2, 10092882), (3, 6728588), (4, 5046441), (6, 3364294), (12, 1682147), (79, 255516), (107, 188652), (158, 127758), (199, 101436), (214, 94326), (237, 85172), (316, 63879), (321, 62884), (398, 50718), (428, 47163), (474, 42586), (597, 33812), (642, 31442), (796, 25359), (948, 21293), (1194, 16906), (1284, 15721), (2388, 8453)]