20006545328

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{377653}}^1$

素因数の和:377722

約数の個数: 80

約数和(自身を含む): 49451525376

約数和(自身を除く): 29444980048

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 43, 44, 56, 77, 86, 88, 112, 154, 172, 176, 301, 308, 344, 473, 602, 616, 688, 946, 1204, 1232, 1892, 2408, 3311, 3784, 4816, 6622, 7568, 13244, 26488, 52976, 377653, 755306, 1510612, 2643571, 3021224, 4154183, 5287142, 6042448, 8308366, 10574284, 16239079, 16616732, 21148568, 29079281, 32478158, 33233464, 42297136, 58158562, 64956316, 66466928, 113673553, 116317124, 129912632, 178629869, 227347106, 232634248, 259825264, 357259738, 454694212, 465268496, 714519476, 909388424, 1250409083, 1429038952, 1818776848, 2500818166, 2858077904, 5001636332, 10003272664, 20006545328]

約数ペア:

[(1, 20006545328), (2, 10003272664), (4, 5001636332), (7, 2858077904), (8, 2500818166), (11, 1818776848), (14, 1429038952), (16, 1250409083), (22, 909388424), (28, 714519476), (43, 465268496), (44, 454694212), (56, 357259738), (77, 259825264), (86, 232634248), (88, 227347106), (112, 178629869), (154, 129912632), (172, 116317124), (176, 113673553), (301, 66466928), (308, 64956316), (344, 58158562), (473, 42297136), (602, 33233464), (616, 32478158), (688, 29079281), (946, 21148568), (1204, 16616732), (1232, 16239079), (1892, 10574284), (2408, 8308366), (3311, 6042448), (3784, 5287142), (4816, 4154183), (6622, 3021224), (7568, 2643571), (13244, 1510612), (26488, 755306), (52976, 377653)]