19083806

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 33758208

約数和(自身を除く): 14674402

約数列:

[1, 2, 7, 14, 71, 73, 142, 146, 263, 497, 511, 526, 994, 1022, 1841, 3682, 5183, 10366, 18673, 19199, 36281, 37346, 38398, 72562, 130711, 134393, 261422, 268786, 1363129, 2726258, 9541903, 19083806]

約数ペア:

[(1, 19083806), (2, 9541903), (7, 2726258), (14, 1363129), (71, 268786), (73, 261422), (142, 134393), (146, 130711), (263, 72562), (497, 38398), (511, 37346), (526, 36281), (994, 19199), (1022, 18673), (1841, 10366), (3682, 5183)]