8890388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 18098640

約数和(自身を除く): 9208252

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 89, 113, 178, 221, 226, 356, 442, 452, 884, 1157, 1469, 1513, 1921, 2314, 2938, 3026, 3842, 4628, 5876, 6052, 7684, 10057, 19669, 20114, 24973, 39338, 40228, 49946, 78676, 99892, 130741, 170969, 261482, 341938, 522964, 683876, 2222597, 4445194, 8890388]

約数ペア:

[(1, 8890388), (2, 4445194), (4, 2222597), (13, 683876), (17, 522964), (26, 341938), (34, 261482), (52, 170969), (68, 130741), (89, 99892), (113, 78676), (178, 49946), (221, 40228), (226, 39338), (356, 24973), (442, 20114), (452, 19669), (884, 10057), (1157, 7684), (1469, 6052), (1513, 5876), (1921, 4628), (2314, 3842), (2938, 3026)]