219870018

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{839}}^1$

素因数の和:1084

約数の個数: 64

約数和(自身を含む): 512870400

約数和(自身を除く): 293000382

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 211, 414, 422, 621, 633, 839, 1242, 1266, 1678, 1899, 2517, 3798, 4853, 5034, 5697, 7551, 9706, 11394, 14559, 15102, 19297, 22653, 29118, 38594, 43677, 45306, 57891, 87354, 115782, 131031, 173673, 177029, 262062, 347346, 354058, 521019, 531087, 1042038, 1062174, 1593261, 3186522, 4071667, 4779783, 8143334, 9559566, 12215001, 24430002, 36645003, 73290006, 109935009, 219870018]

約数ペア:

[(1, 219870018), (2, 109935009), (3, 73290006), (6, 36645003), (9, 24430002), (18, 12215001), (23, 9559566), (27, 8143334), (46, 4779783), (54, 4071667), (69, 3186522), (138, 1593261), (207, 1062174), (211, 1042038), (414, 531087), (422, 521019), (621, 354058), (633, 347346), (839, 262062), (1242, 177029), (1266, 173673), (1678, 131031), (1899, 115782), (2517, 87354), (3798, 57891), (4853, 45306), (5034, 43677), (5697, 38594), (7551, 29118), (9706, 22653), (11394, 19297), (14559, 15102)]