1999206

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:481

約数の個数: 48

約数和(自身を含む): 4942080

約数和(自身を除く): 2942874

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 138, 198, 207, 253, 414, 439, 506, 759, 878, 1317, 1518, 2277, 2634, 3951, 4554, 4829, 7902, 9658, 10097, 14487, 20194, 28974, 30291, 43461, 60582, 86922, 90873, 111067, 181746, 222134, 333201, 666402, 999603, 1999206]

約数ペア:

[(1, 1999206), (2, 999603), (3, 666402), (6, 333201), (9, 222134), (11, 181746), (18, 111067), (22, 90873), (23, 86922), (33, 60582), (46, 43461), (66, 30291), (69, 28974), (99, 20194), (138, 14487), (198, 10097), (207, 9658), (253, 7902), (414, 4829), (439, 4554), (506, 3951), (759, 2634), (878, 2277), (1317, 1518)]