20689992

素因数分解:

$2^3\times 3^5\times {\mathrm{29}}^1\times {\mathrm{367}}^1$

素因数の和:417

約数の個数: 96

約数和(自身を含む): 60278400

約数和(自身を除く): 39588408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 54, 58, 72, 81, 87, 108, 116, 162, 174, 216, 232, 243, 261, 324, 348, 367, 486, 522, 648, 696, 734, 783, 972, 1044, 1101, 1468, 1566, 1944, 2088, 2202, 2349, 2936, 3132, 3303, 4404, 4698, 6264, 6606, 7047, 8808, 9396, 9909, 10643, 13212, 14094, 18792, 19818, 21286, 26424, 28188, 29727, 31929, 39636, 42572, 56376, 59454, 63858, 79272, 85144, 89181, 95787, 118908, 127716, 178362, 191574, 237816, 255432, 287361, 356724, 383148, 574722, 713448, 766296, 862083, 1149444, 1724166, 2298888, 2586249, 3448332, 5172498, 6896664, 10344996, 20689992]

約数ペア:

[(1, 20689992), (2, 10344996), (3, 6896664), (4, 5172498), (6, 3448332), (8, 2586249), (9, 2298888), (12, 1724166), (18, 1149444), (24, 862083), (27, 766296), (29, 713448), (36, 574722), (54, 383148), (58, 356724), (72, 287361), (81, 255432), (87, 237816), (108, 191574), (116, 178362), (162, 127716), (174, 118908), (216, 95787), (232, 89181), (243, 85144), (261, 79272), (324, 63858), (348, 59454), (367, 56376), (486, 42572), (522, 39636), (648, 31929), (696, 29727), (734, 28188), (783, 26424), (972, 21286), (1044, 19818), (1101, 18792), (1468, 14094), (1566, 13212), (1944, 10643), (2088, 9909), (2202, 9396), (2349, 8808), (2936, 7047), (3132, 6606), (3303, 6264), (4404, 4698)]