20078142

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2203}}^1$

素因数の和:2253

約数の個数: 48

約数和(自身を含む): 48241152

約数和(自身を除く): 28163010

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 49, 62, 93, 98, 147, 186, 217, 294, 434, 651, 1302, 1519, 2203, 3038, 4406, 4557, 6609, 9114, 13218, 15421, 30842, 46263, 68293, 92526, 107947, 136586, 204879, 215894, 323841, 409758, 478051, 647682, 956102, 1434153, 2868306, 3346357, 6692714, 10039071, 20078142]

約数ペア:

[(1, 20078142), (2, 10039071), (3, 6692714), (6, 3346357), (7, 2868306), (14, 1434153), (21, 956102), (31, 647682), (42, 478051), (49, 409758), (62, 323841), (93, 215894), (98, 204879), (147, 136586), (186, 107947), (217, 92526), (294, 68293), (434, 46263), (651, 30842), (1302, 15421), (1519, 13218), (2203, 9114), (3038, 6609), (4406, 4557)]