18751218

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1381}}^1$

素因数の和:1490

約数の個数: 32

約数和(自身を含む): 39270912

約数和(自身を除く): 20519694

約数列:

[1, 2, 3, 6, 31, 62, 73, 93, 146, 186, 219, 438, 1381, 2263, 2762, 4143, 4526, 6789, 8286, 13578, 42811, 85622, 100813, 128433, 201626, 256866, 302439, 604878, 3125203, 6250406, 9375609, 18751218]

約数ペア:

[(1, 18751218), (2, 9375609), (3, 6250406), (6, 3125203), (31, 604878), (62, 302439), (73, 256866), (93, 201626), (146, 128433), (186, 100813), (219, 85622), (438, 42811), (1381, 13578), (2263, 8286), (2762, 6789), (4143, 4526)]