1994720292

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{18149}}^1$

素因数の和:18273

約数の個数: 72

約数和(自身を含む): 5232427200

約数和(自身を除く): 3237706908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 71, 86, 129, 142, 172, 213, 258, 284, 387, 426, 516, 639, 774, 852, 1278, 1548, 2556, 3053, 6106, 9159, 12212, 18149, 18318, 27477, 36298, 36636, 54447, 54954, 72596, 108894, 109908, 163341, 217788, 326682, 653364, 780407, 1288579, 1560814, 2341221, 2577158, 3121628, 3865737, 4682442, 5154316, 7023663, 7731474, 9364884, 11597211, 14047326, 15462948, 23194422, 28094652, 46388844, 55408897, 110817794, 166226691, 221635588, 332453382, 498680073, 664906764, 997360146, 1994720292]

約数ペア:

[(1, 1994720292), (2, 997360146), (3, 664906764), (4, 498680073), (6, 332453382), (9, 221635588), (12, 166226691), (18, 110817794), (36, 55408897), (43, 46388844), (71, 28094652), (86, 23194422), (129, 15462948), (142, 14047326), (172, 11597211), (213, 9364884), (258, 7731474), (284, 7023663), (387, 5154316), (426, 4682442), (516, 3865737), (639, 3121628), (774, 2577158), (852, 2341221), (1278, 1560814), (1548, 1288579), (2556, 780407), (3053, 653364), (6106, 326682), (9159, 217788), (12212, 163341), (18149, 109908), (18318, 108894), (27477, 72596), (36298, 54954), (36636, 54447)]