20829125952

素因数分解:

$2^6\times 3^2\times {\mathrm{643}}^1\times {\mathrm{56239}}^1$

素因数の和:56900

約数の個数: 84

約数和(自身を含む): 59796842560

約数和(自身を除く): 38967716608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 643, 1286, 1929, 2572, 3858, 5144, 5787, 7716, 10288, 11574, 15432, 20576, 23148, 30864, 41152, 46296, 56239, 61728, 92592, 112478, 123456, 168717, 185184, 224956, 337434, 370368, 449912, 506151, 674868, 899824, 1012302, 1349736, 1799648, 2024604, 2699472, 3599296, 4049208, 5398944, 8098416, 10797888, 16196832, 32393664, 36161677, 72323354, 108485031, 144646708, 216970062, 289293416, 325455093, 433940124, 578586832, 650910186, 867880248, 1157173664, 1301820372, 1735760496, 2314347328, 2603640744, 3471520992, 5207281488, 6943041984, 10414562976, 20829125952]

約数ペア:

[(1, 20829125952), (2, 10414562976), (3, 6943041984), (4, 5207281488), (6, 3471520992), (8, 2603640744), (9, 2314347328), (12, 1735760496), (16, 1301820372), (18, 1157173664), (24, 867880248), (32, 650910186), (36, 578586832), (48, 433940124), (64, 325455093), (72, 289293416), (96, 216970062), (144, 144646708), (192, 108485031), (288, 72323354), (576, 36161677), (643, 32393664), (1286, 16196832), (1929, 10797888), (2572, 8098416), (3858, 5398944), (5144, 4049208), (5787, 3599296), (7716, 2699472), (10288, 2024604), (11574, 1799648), (15432, 1349736), (20576, 1012302), (23148, 899824), (30864, 674868), (41152, 506151), (46296, 449912), (56239, 370368), (61728, 337434), (92592, 224956), (112478, 185184), (123456, 168717)]