20494146

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:315

約数の個数: 48

約数和(自身を含む): 44561664

約数和(自身を除く): 24067518

約数列:

[1, 2, 3, 6, 17, 34, 51, 53, 102, 106, 159, 223, 289, 318, 446, 578, 669, 867, 901, 1338, 1734, 1802, 2703, 3791, 5406, 7582, 11373, 11819, 15317, 22746, 23638, 30634, 35457, 45951, 64447, 70914, 91902, 128894, 193341, 200923, 386682, 401846, 602769, 1205538, 3415691, 6831382, 10247073, 20494146]

約数ペア:

[(1, 20494146), (2, 10247073), (3, 6831382), (6, 3415691), (17, 1205538), (34, 602769), (51, 401846), (53, 386682), (102, 200923), (106, 193341), (159, 128894), (223, 91902), (289, 70914), (318, 64447), (446, 45951), (578, 35457), (669, 30634), (867, 23638), (901, 22746), (1338, 15317), (1734, 11819), (1802, 11373), (2703, 7582), (3791, 5406)]