20050804768

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{719}}^1\times {\mathrm{51263}}^1$

素因数の和:52009

約数の個数: 48

約数和(自身を含む): 41856030720

約数和(自身を除く): 21805225952

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 719, 1438, 2876, 5752, 11504, 12223, 23008, 24446, 48892, 51263, 97784, 102526, 195568, 205052, 391136, 410104, 820208, 871471, 1640416, 1742942, 3485884, 6971768, 13943536, 27887072, 36858097, 73716194, 147432388, 294864776, 589729552, 626587649, 1179459104, 1253175298, 2506350596, 5012701192, 10025402384, 20050804768]

約数ペア:

[(1, 20050804768), (2, 10025402384), (4, 5012701192), (8, 2506350596), (16, 1253175298), (17, 1179459104), (32, 626587649), (34, 589729552), (68, 294864776), (136, 147432388), (272, 73716194), (544, 36858097), (719, 27887072), (1438, 13943536), (2876, 6971768), (5752, 3485884), (11504, 1742942), (12223, 1640416), (23008, 871471), (24446, 820208), (48892, 410104), (51263, 391136), (97784, 205052), (102526, 195568)]