20142786188

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1291}}^1\times {\mathrm{13591}}^1$

素因数の和:14934

約数の個数: 48

約数和(自身を含む): 41303152128

約数和(自身を除く): 21160365940

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 1291, 2582, 5164, 9037, 13591, 18074, 27182, 36148, 52931, 54364, 95137, 105862, 190274, 211724, 370517, 380548, 557231, 741034, 1114462, 1482068, 2228924, 3900617, 7801234, 15602468, 17545981, 35091962, 70183924, 122821867, 245643734, 491287468, 719385221, 1438770442, 2877540884, 5035696547, 10071393094, 20142786188]

約数ペア:

[(1, 20142786188), (2, 10071393094), (4, 5035696547), (7, 2877540884), (14, 1438770442), (28, 719385221), (41, 491287468), (82, 245643734), (164, 122821867), (287, 70183924), (574, 35091962), (1148, 17545981), (1291, 15602468), (2582, 7801234), (5164, 3900617), (9037, 2228924), (13591, 1482068), (18074, 1114462), (27182, 741034), (36148, 557231), (52931, 380548), (54364, 370517), (95137, 211724), (105862, 190274)]