18146748

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 46085760

約数和(自身を除く): 27939012

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 59, 71, 76, 114, 118, 142, 177, 213, 228, 236, 284, 354, 361, 426, 708, 722, 852, 1083, 1121, 1349, 1444, 2166, 2242, 2698, 3363, 4047, 4189, 4332, 4484, 5396, 6726, 8094, 8378, 12567, 13452, 16188, 16756, 21299, 25134, 25631, 42598, 50268, 51262, 63897, 76893, 79591, 85196, 102524, 127794, 153786, 159182, 238773, 255588, 307572, 318364, 477546, 955092, 1512229, 3024458, 4536687, 6048916, 9073374, 18146748]

約数ペア:

[(1, 18146748), (2, 9073374), (3, 6048916), (4, 4536687), (6, 3024458), (12, 1512229), (19, 955092), (38, 477546), (57, 318364), (59, 307572), (71, 255588), (76, 238773), (114, 159182), (118, 153786), (142, 127794), (177, 102524), (213, 85196), (228, 79591), (236, 76893), (284, 63897), (354, 51262), (361, 50268), (426, 42598), (708, 25631), (722, 25134), (852, 21299), (1083, 16756), (1121, 16188), (1349, 13452), (1444, 12567), (2166, 8378), (2242, 8094), (2698, 6726), (3363, 5396), (4047, 4484), (4189, 4332)]