38690456

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 86676480

約数和(自身を除く): 47986024

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 71, 74, 142, 148, 259, 263, 284, 296, 497, 518, 526, 568, 994, 1036, 1052, 1841, 1988, 2072, 2104, 2627, 3682, 3976, 5254, 7364, 9731, 10508, 14728, 18389, 18673, 19462, 21016, 36778, 37346, 38924, 68117, 73556, 74692, 77848, 130711, 136234, 147112, 149384, 261422, 272468, 522844, 544936, 690901, 1045688, 1381802, 2763604, 4836307, 5527208, 9672614, 19345228, 38690456]

約数ペア:

[(1, 38690456), (2, 19345228), (4, 9672614), (7, 5527208), (8, 4836307), (14, 2763604), (28, 1381802), (37, 1045688), (56, 690901), (71, 544936), (74, 522844), (142, 272468), (148, 261422), (259, 149384), (263, 147112), (284, 136234), (296, 130711), (497, 77848), (518, 74692), (526, 73556), (568, 68117), (994, 38924), (1036, 37346), (1052, 36778), (1841, 21016), (1988, 19462), (2072, 18673), (2104, 18389), (2627, 14728), (3682, 10508), (3976, 9731), (5254, 7364)]