20442078

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 48153600

約数和(自身を除く): 27711522

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 109, 138, 151, 207, 218, 302, 327, 414, 453, 621, 654, 906, 981, 1242, 1359, 1962, 2507, 2718, 2943, 3473, 4077, 5014, 5886, 6946, 7521, 8154, 10419, 15042, 16459, 20838, 22563, 31257, 32918, 45126, 49377, 62514, 67689, 93771, 98754, 135378, 148131, 187542, 296262, 378557, 444393, 757114, 888786, 1135671, 2271342, 3407013, 6814026, 10221039, 20442078]

約数ペア:

[(1, 20442078), (2, 10221039), (3, 6814026), (6, 3407013), (9, 2271342), (18, 1135671), (23, 888786), (27, 757114), (46, 444393), (54, 378557), (69, 296262), (109, 187542), (138, 148131), (151, 135378), (207, 98754), (218, 93771), (302, 67689), (327, 62514), (414, 49377), (453, 45126), (621, 32918), (654, 31257), (906, 22563), (981, 20838), (1242, 16459), (1359, 15042), (1962, 10419), (2507, 8154), (2718, 7521), (2943, 6946), (3473, 5886), (4077, 5014)]