20676876

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{163}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 54718272

約数和(自身を除く): 34041396

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 44, 62, 66, 93, 124, 132, 163, 186, 326, 341, 372, 489, 652, 682, 961, 978, 1023, 1364, 1793, 1922, 1956, 2046, 2883, 3586, 3844, 4092, 5053, 5379, 5766, 7172, 10106, 10571, 10758, 11532, 15159, 20212, 21142, 21516, 30318, 31713, 42284, 55583, 60636, 63426, 111166, 126852, 156643, 166749, 222332, 313286, 333498, 469929, 626572, 666996, 939858, 1723073, 1879716, 3446146, 5169219, 6892292, 10338438, 20676876]

約数ペア:

[(1, 20676876), (2, 10338438), (3, 6892292), (4, 5169219), (6, 3446146), (11, 1879716), (12, 1723073), (22, 939858), (31, 666996), (33, 626572), (44, 469929), (62, 333498), (66, 313286), (93, 222332), (124, 166749), (132, 156643), (163, 126852), (186, 111166), (326, 63426), (341, 60636), (372, 55583), (489, 42284), (652, 31713), (682, 30318), (961, 21516), (978, 21142), (1023, 20212), (1364, 15159), (1793, 11532), (1922, 10758), (1956, 10571), (2046, 10106), (2883, 7172), (3586, 5766), (3844, 5379), (4092, 5053)]