20180920346

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1381}}^1\times {\mathrm{1549}}^1$

素因数の和:3074

約数の個数: 32

約数和(自身を含む): 31231818000

約数和(自身を除く): 11050897654

約数列:

[1, 2, 53, 89, 106, 178, 1381, 1549, 2762, 3098, 4717, 9434, 73193, 82097, 122909, 137861, 146386, 164194, 245818, 275722, 2139169, 4278338, 6514177, 7306633, 13028354, 14613266, 113375957, 190386041, 226751914, 380772082, 10090460173, 20180920346]

約数ペア:

[(1, 20180920346), (2, 10090460173), (53, 380772082), (89, 226751914), (106, 190386041), (178, 113375957), (1381, 14613266), (1549, 13028354), (2762, 7306633), (3098, 6514177), (4717, 4278338), (9434, 2139169), (73193, 275722), (82097, 245818), (122909, 164194), (137861, 146386)]