20789968644

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1787923}}^1$

素因数の和:1787969

約数の個数: 72

約数和(自身を含む): 58572390240

約数和(自身を除く): 37782421596

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 153, 171, 204, 228, 306, 323, 342, 612, 646, 684, 969, 1292, 1938, 2907, 3876, 5814, 11628, 1787923, 3575846, 5363769, 7151692, 10727538, 16091307, 21455076, 30394691, 32182614, 33970537, 60789382, 64365228, 67941074, 91184073, 101911611, 121578764, 135882148, 182368146, 203823222, 273552219, 305734833, 364736292, 407646444, 547104438, 577499129, 611469666, 1094208876, 1154998258, 1222939332, 1732497387, 2309996516, 3464994774, 5197492161, 6929989548, 10394984322, 20789968644]

約数ペア:

[(1, 20789968644), (2, 10394984322), (3, 6929989548), (4, 5197492161), (6, 3464994774), (9, 2309996516), (12, 1732497387), (17, 1222939332), (18, 1154998258), (19, 1094208876), (34, 611469666), (36, 577499129), (38, 547104438), (51, 407646444), (57, 364736292), (68, 305734833), (76, 273552219), (102, 203823222), (114, 182368146), (153, 135882148), (171, 121578764), (204, 101911611), (228, 91184073), (306, 67941074), (323, 64365228), (342, 60789382), (612, 33970537), (646, 32182614), (684, 30394691), (969, 21455076), (1292, 16091307), (1938, 10727538), (2907, 7151692), (3876, 5363769), (5814, 3575846), (11628, 1787923)]