20570976

素因数分解:

$2^5\times 3^3\times {\mathrm{29}}^1\times {\mathrm{821}}^1$

素因数の和:869

約数の個数: 96

約数和(自身を含む): 62143200

約数和(自身を除く): 41572224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 72, 87, 96, 108, 116, 144, 174, 216, 232, 261, 288, 348, 432, 464, 522, 696, 783, 821, 864, 928, 1044, 1392, 1566, 1642, 2088, 2463, 2784, 3132, 3284, 4176, 4926, 6264, 6568, 7389, 8352, 9852, 12528, 13136, 14778, 19704, 22167, 23809, 25056, 26272, 29556, 39408, 44334, 47618, 59112, 71427, 78816, 88668, 95236, 118224, 142854, 177336, 190472, 214281, 236448, 285708, 354672, 380944, 428562, 571416, 642843, 709344, 761888, 857124, 1142832, 1285686, 1714248, 2285664, 2571372, 3428496, 5142744, 6856992, 10285488, 20570976]

約数ペア:

[(1, 20570976), (2, 10285488), (3, 6856992), (4, 5142744), (6, 3428496), (8, 2571372), (9, 2285664), (12, 1714248), (16, 1285686), (18, 1142832), (24, 857124), (27, 761888), (29, 709344), (32, 642843), (36, 571416), (48, 428562), (54, 380944), (58, 354672), (72, 285708), (87, 236448), (96, 214281), (108, 190472), (116, 177336), (144, 142854), (174, 118224), (216, 95236), (232, 88668), (261, 78816), (288, 71427), (348, 59112), (432, 47618), (464, 44334), (522, 39408), (696, 29556), (783, 26272), (821, 25056), (864, 23809), (928, 22167), (1044, 19704), (1392, 14778), (1566, 13136), (1642, 12528), (2088, 9852), (2463, 8352), (2784, 7389), (3132, 6568), (3284, 6264), (4176, 4926)]