2000908

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 4515840

約数和(自身を除く): 2514932

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 182, 239, 299, 322, 364, 478, 598, 644, 956, 1196, 1673, 2093, 3107, 3346, 4186, 5497, 6214, 6692, 8372, 10994, 12428, 21749, 21988, 38479, 43498, 71461, 76958, 86996, 142922, 153916, 285844, 500227, 1000454, 2000908]

約数ペア:

[(1, 2000908), (2, 1000454), (4, 500227), (7, 285844), (13, 153916), (14, 142922), (23, 86996), (26, 76958), (28, 71461), (46, 43498), (52, 38479), (91, 21988), (92, 21749), (161, 12428), (182, 10994), (239, 8372), (299, 6692), (322, 6214), (364, 5497), (478, 4186), (598, 3346), (644, 3107), (956, 2093), (1196, 1673)]