20165166

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{7621}}^1$

素因数の和:7646

約数の個数: 48

約数和(自身を含む): 52134480

約数和(自身を除く): 31969314

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 882, 1323, 2646, 7621, 15242, 22863, 45726, 53347, 68589, 106694, 137178, 160041, 205767, 320082, 373429, 411534, 480123, 746858, 960246, 1120287, 1440369, 2240574, 2880738, 3360861, 6721722, 10082583, 20165166]

約数ペア:

[(1, 20165166), (2, 10082583), (3, 6721722), (6, 3360861), (7, 2880738), (9, 2240574), (14, 1440369), (18, 1120287), (21, 960246), (27, 746858), (42, 480123), (49, 411534), (54, 373429), (63, 320082), (98, 205767), (126, 160041), (147, 137178), (189, 106694), (294, 68589), (378, 53347), (441, 45726), (882, 22863), (1323, 15242), (2646, 7621)]