18953748

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2081}}^1$

素因数の和:2125

約数の個数: 72

約数和(自身を含む): 54565056

約数和(自身を除く): 35611308

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 44, 46, 66, 69, 92, 99, 132, 138, 198, 207, 253, 276, 396, 414, 506, 759, 828, 1012, 1518, 2081, 2277, 3036, 4162, 4554, 6243, 8324, 9108, 12486, 18729, 22891, 24972, 37458, 45782, 47863, 68673, 74916, 91564, 95726, 137346, 143589, 191452, 206019, 274692, 287178, 412038, 430767, 526493, 574356, 824076, 861534, 1052986, 1579479, 1723068, 2105972, 3158958, 4738437, 6317916, 9476874, 18953748]

約数ペア:

[(1, 18953748), (2, 9476874), (3, 6317916), (4, 4738437), (6, 3158958), (9, 2105972), (11, 1723068), (12, 1579479), (18, 1052986), (22, 861534), (23, 824076), (33, 574356), (36, 526493), (44, 430767), (46, 412038), (66, 287178), (69, 274692), (92, 206019), (99, 191452), (132, 143589), (138, 137346), (198, 95726), (207, 91564), (253, 74916), (276, 68673), (396, 47863), (414, 45782), (506, 37458), (759, 24972), (828, 22891), (1012, 18729), (1518, 12486), (2081, 9108), (2277, 8324), (3036, 6243), (4162, 4554)]