1999928476

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{238883}}^1$

素因数の和:238930

約数の個数: 48

約数和(自身を含む): 4494841344

約数和(自身を除く): 2494912868

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 182, 299, 322, 364, 598, 644, 1196, 2093, 4186, 8372, 238883, 477766, 955532, 1672181, 3105479, 3344362, 5494309, 6210958, 6688724, 10988618, 12421916, 21738353, 21977236, 38460163, 43476706, 71426017, 76920326, 86953412, 142852034, 153840652, 285704068, 499982119, 999964238, 1999928476]

約数ペア:

[(1, 1999928476), (2, 999964238), (4, 499982119), (7, 285704068), (13, 153840652), (14, 142852034), (23, 86953412), (26, 76920326), (28, 71426017), (46, 43476706), (52, 38460163), (91, 21977236), (92, 21738353), (161, 12421916), (182, 10988618), (299, 6688724), (322, 6210958), (364, 5494309), (598, 3344362), (644, 3105479), (1196, 1672181), (2093, 955532), (4186, 477766), (8372, 238883)]