18965754

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1$

素因数の和:843

約数の個数: 48

約数和(自身を含む): 43640064

約数和(自身を除く): 24674310

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 61, 69, 122, 138, 183, 207, 366, 414, 549, 751, 1098, 1403, 1502, 2253, 2806, 4209, 4506, 6759, 8418, 12627, 13518, 17273, 25254, 34546, 45811, 51819, 91622, 103638, 137433, 155457, 274866, 310914, 412299, 824598, 1053653, 2107306, 3160959, 6321918, 9482877, 18965754]

約数ペア:

[(1, 18965754), (2, 9482877), (3, 6321918), (6, 3160959), (9, 2107306), (18, 1053653), (23, 824598), (46, 412299), (61, 310914), (69, 274866), (122, 155457), (138, 137433), (183, 103638), (207, 91622), (366, 51819), (414, 45811), (549, 34546), (751, 25254), (1098, 17273), (1403, 13518), (1502, 12627), (2253, 8418), (2806, 6759), (4209, 4506)]