20163628324

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{621337}}^1$

素因数の和:621428

約数の個数: 48

約数和(自身を含む): 43145710720

約数和(自身を除く): 22982082396

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 61, 76, 122, 133, 244, 266, 427, 532, 854, 1159, 1708, 2318, 4636, 8113, 16226, 32452, 621337, 1242674, 2485348, 4349359, 8698718, 11805403, 17397436, 23610806, 37901557, 47221612, 75803114, 82637821, 151606228, 165275642, 265310899, 330551284, 530621798, 720129583, 1061243596, 1440259166, 2880518332, 5040907081, 10081814162, 20163628324]

約数ペア:

[(1, 20163628324), (2, 10081814162), (4, 5040907081), (7, 2880518332), (14, 1440259166), (19, 1061243596), (28, 720129583), (38, 530621798), (61, 330551284), (76, 265310899), (122, 165275642), (133, 151606228), (244, 82637821), (266, 75803114), (427, 47221612), (532, 37901557), (854, 23610806), (1159, 17397436), (1708, 11805403), (2318, 8698718), (4636, 4349359), (8113, 2485348), (16226, 1242674), (32452, 621337)]