18397602

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:403

約数の個数: 48

約数和(自身を含む): 41415192

約数和(自身を除く): 23017590

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 97, 123, 194, 246, 257, 291, 369, 514, 582, 738, 771, 873, 1542, 1746, 2313, 3977, 4626, 7954, 10537, 11931, 21074, 23862, 24929, 31611, 35793, 49858, 63222, 71586, 74787, 94833, 149574, 189666, 224361, 448722, 1022089, 2044178, 3066267, 6132534, 9198801, 18397602]

約数ペア:

[(1, 18397602), (2, 9198801), (3, 6132534), (6, 3066267), (9, 2044178), (18, 1022089), (41, 448722), (82, 224361), (97, 189666), (123, 149574), (194, 94833), (246, 74787), (257, 71586), (291, 63222), (369, 49858), (514, 35793), (582, 31611), (738, 24929), (771, 23862), (873, 21074), (1542, 11931), (1746, 10537), (2313, 7954), (3977, 4626)]