20529672

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 53716800

約数和(自身を除く): 33187128

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 61, 74, 111, 122, 148, 183, 222, 244, 296, 366, 379, 444, 488, 732, 758, 888, 1137, 1464, 1516, 2257, 2274, 3032, 4514, 4548, 6771, 9028, 9096, 13542, 14023, 18056, 23119, 27084, 28046, 42069, 46238, 54168, 56092, 69357, 84138, 92476, 112184, 138714, 168276, 184952, 277428, 336552, 554856, 855403, 1710806, 2566209, 3421612, 5132418, 6843224, 10264836, 20529672]

約数ペア:

[(1, 20529672), (2, 10264836), (3, 6843224), (4, 5132418), (6, 3421612), (8, 2566209), (12, 1710806), (24, 855403), (37, 554856), (61, 336552), (74, 277428), (111, 184952), (122, 168276), (148, 138714), (183, 112184), (222, 92476), (244, 84138), (296, 69357), (366, 56092), (379, 54168), (444, 46238), (488, 42069), (732, 28046), (758, 27084), (888, 23119), (1137, 18056), (1464, 14023), (1516, 13542), (2257, 9096), (2274, 9028), (3032, 6771), (4514, 4548)]