20199390752

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{569}}^1\times {\mathrm{65257}}^1$

素因数の和:65853

約数の個数: 48

約数和(自身を含む): 42181466040

約数和(自身を除く): 21982075288

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 569, 1138, 2276, 4552, 9104, 9673, 18208, 19346, 38692, 65257, 77384, 130514, 154768, 261028, 309536, 522056, 1044112, 1109369, 2088224, 2218738, 4437476, 8874952, 17749904, 35499808, 37131233, 74262466, 148524932, 297049864, 594099728, 631230961, 1188199456, 1262461922, 2524923844, 5049847688, 10099695376, 20199390752]

約数ペア:

[(1, 20199390752), (2, 10099695376), (4, 5049847688), (8, 2524923844), (16, 1262461922), (17, 1188199456), (32, 631230961), (34, 594099728), (68, 297049864), (136, 148524932), (272, 74262466), (544, 37131233), (569, 35499808), (1138, 17749904), (2276, 8874952), (4552, 4437476), (9104, 2218738), (9673, 2088224), (18208, 1109369), (19346, 1044112), (38692, 522056), (65257, 309536), (77384, 261028), (130514, 154768)]