18161262

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:430

約数の個数: 72

約数和(自身を含む): 46683000

約数和(自身を除く): 28521738

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 59, 63, 98, 118, 126, 147, 177, 294, 349, 354, 413, 441, 531, 698, 826, 882, 1047, 1062, 1239, 2094, 2443, 2478, 2891, 3141, 3717, 4886, 5782, 6282, 7329, 7434, 8673, 14658, 17101, 17346, 20591, 21987, 26019, 34202, 41182, 43974, 51303, 52038, 61773, 102606, 123546, 144137, 153909, 185319, 288274, 307818, 370638, 432411, 864822, 1008959, 1297233, 2017918, 2594466, 3026877, 6053754, 9080631, 18161262]

約数ペア:

[(1, 18161262), (2, 9080631), (3, 6053754), (6, 3026877), (7, 2594466), (9, 2017918), (14, 1297233), (18, 1008959), (21, 864822), (42, 432411), (49, 370638), (59, 307818), (63, 288274), (98, 185319), (118, 153909), (126, 144137), (147, 123546), (177, 102606), (294, 61773), (349, 52038), (354, 51303), (413, 43974), (441, 41182), (531, 34202), (698, 26019), (826, 21987), (882, 20591), (1047, 17346), (1062, 17101), (1239, 14658), (2094, 8673), (2443, 7434), (2478, 7329), (2891, 6282), (3141, 5782), (3717, 4886)]