20571717744

素因数分解:

$2^4\times 3^4\times {\mathrm{89}}^1\times {\mathrm{178351}}^1$

素因数の和:178460

約数の個数: 100

約数和(自身を含む): 60209851680

約数和(自身を除く): 39638133936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 89, 108, 144, 162, 178, 216, 267, 324, 356, 432, 534, 648, 712, 801, 1068, 1296, 1424, 1602, 2136, 2403, 3204, 4272, 4806, 6408, 7209, 9612, 12816, 14418, 19224, 28836, 38448, 57672, 115344, 178351, 356702, 535053, 713404, 1070106, 1426808, 1605159, 2140212, 2853616, 3210318, 4280424, 4815477, 6420636, 8560848, 9630954, 12841272, 14446431, 15873239, 19261908, 25682544, 28892862, 31746478, 38523816, 47619717, 57785724, 63492956, 77047632, 95239434, 115571448, 126985912, 142859151, 190478868, 231142896, 253971824, 285718302, 380957736, 428577453, 571436604, 761915472, 857154906, 1142873208, 1285732359, 1714309812, 2285746416, 2571464718, 3428619624, 5142929436, 6857239248, 10285858872, 20571717744]

約数ペア:

[(1, 20571717744), (2, 10285858872), (3, 6857239248), (4, 5142929436), (6, 3428619624), (8, 2571464718), (9, 2285746416), (12, 1714309812), (16, 1285732359), (18, 1142873208), (24, 857154906), (27, 761915472), (36, 571436604), (48, 428577453), (54, 380957736), (72, 285718302), (81, 253971824), (89, 231142896), (108, 190478868), (144, 142859151), (162, 126985912), (178, 115571448), (216, 95239434), (267, 77047632), (324, 63492956), (356, 57785724), (432, 47619717), (534, 38523816), (648, 31746478), (712, 28892862), (801, 25682544), (1068, 19261908), (1296, 15873239), (1424, 14446431), (1602, 12841272), (2136, 9630954), (2403, 8560848), (3204, 6420636), (4272, 4815477), (4806, 4280424), (6408, 3210318), (7209, 2853616), (9612, 2140212), (12816, 1605159), (14418, 1426808), (19224, 1070106), (28836, 713404), (38448, 535053), (57672, 356702), (115344, 178351)]