198115456

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20101}}^1$

素因数の和:20133

約数の個数: 64

約数和(自身を含む): 492096960

約数和(自身を除く): 293981504

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 308, 352, 448, 616, 704, 896, 1232, 1408, 2464, 4928, 9856, 20101, 40202, 80404, 140707, 160808, 221111, 281414, 321616, 442222, 562828, 643232, 884444, 1125656, 1286464, 1547777, 1768888, 2251312, 2572928, 3095554, 3537776, 4502624, 6191108, 7075552, 9005248, 12382216, 14151104, 18010496, 24764432, 28302208, 49528864, 99057728, 198115456]

約数ペア:

[(1, 198115456), (2, 99057728), (4, 49528864), (7, 28302208), (8, 24764432), (11, 18010496), (14, 14151104), (16, 12382216), (22, 9005248), (28, 7075552), (32, 6191108), (44, 4502624), (56, 3537776), (64, 3095554), (77, 2572928), (88, 2251312), (112, 1768888), (128, 1547777), (154, 1286464), (176, 1125656), (224, 884444), (308, 643232), (352, 562828), (448, 442222), (616, 321616), (704, 281414), (896, 221111), (1232, 160808), (1408, 140707), (2464, 80404), (4928, 40202), (9856, 20101)]