20461404

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5279}}^1$

素因数の和:5322

約数の個数: 48

約数和(自身を含む): 53222400

約数和(自身を除く): 32760996

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 323, 646, 969, 1292, 1938, 3876, 5279, 10558, 15837, 21116, 31674, 63348, 89743, 100301, 179486, 200602, 269229, 300903, 358972, 401204, 538458, 601806, 1076916, 1203612, 1705117, 3410234, 5115351, 6820468, 10230702, 20461404]

約数ペア:

[(1, 20461404), (2, 10230702), (3, 6820468), (4, 5115351), (6, 3410234), (12, 1705117), (17, 1203612), (19, 1076916), (34, 601806), (38, 538458), (51, 401204), (57, 358972), (68, 300903), (76, 269229), (102, 200602), (114, 179486), (204, 100301), (228, 89743), (323, 63348), (646, 31674), (969, 21116), (1292, 15837), (1938, 10558), (3876, 5279)]