18161192

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 41212800

約数和(自身を除く): 23051608

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 53, 56, 58, 106, 116, 203, 211, 212, 232, 371, 406, 422, 424, 742, 812, 844, 1477, 1484, 1537, 1624, 1688, 2954, 2968, 3074, 5908, 6119, 6148, 10759, 11183, 11816, 12238, 12296, 21518, 22366, 24476, 42833, 43036, 44732, 48952, 78281, 85666, 86072, 89464, 156562, 171332, 313124, 324307, 342664, 626248, 648614, 1297228, 2270149, 2594456, 4540298, 9080596, 18161192]

約数ペア:

[(1, 18161192), (2, 9080596), (4, 4540298), (7, 2594456), (8, 2270149), (14, 1297228), (28, 648614), (29, 626248), (53, 342664), (56, 324307), (58, 313124), (106, 171332), (116, 156562), (203, 89464), (211, 86072), (212, 85666), (232, 78281), (371, 48952), (406, 44732), (422, 43036), (424, 42833), (742, 24476), (812, 22366), (844, 21518), (1477, 12296), (1484, 12238), (1537, 11816), (1624, 11183), (1688, 10759), (2954, 6148), (2968, 6119), (3074, 5908)]