18355876

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{977}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 40747392

約数和(自身を除く): 22391516

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 61, 77, 122, 154, 244, 308, 427, 671, 854, 977, 1342, 1708, 1954, 2684, 3908, 4697, 6839, 9394, 10747, 13678, 18788, 21494, 27356, 42988, 59597, 75229, 119194, 150458, 238388, 300916, 417179, 655567, 834358, 1311134, 1668716, 2622268, 4588969, 9177938, 18355876]

約数ペア:

[(1, 18355876), (2, 9177938), (4, 4588969), (7, 2622268), (11, 1668716), (14, 1311134), (22, 834358), (28, 655567), (44, 417179), (61, 300916), (77, 238388), (122, 150458), (154, 119194), (244, 75229), (308, 59597), (427, 42988), (671, 27356), (854, 21494), (977, 18788), (1342, 13678), (1708, 10747), (1954, 9394), (2684, 6839), (3908, 4697)]