17981236

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7057}}^1$

素因数の和:7088

約数の個数: 36

約数和(自身を含む): 39425988

約数和(自身を除く): 21444752

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 7057, 14114, 28228, 49399, 91741, 98798, 183482, 197596, 345793, 366964, 642187, 691586, 1284374, 1383172, 2568748, 4495309, 8990618, 17981236]

約数ペア:

[(1, 17981236), (2, 8990618), (4, 4495309), (7, 2568748), (13, 1383172), (14, 1284374), (26, 691586), (28, 642187), (49, 366964), (52, 345793), (91, 197596), (98, 183482), (182, 98798), (196, 91741), (364, 49399), (637, 28228), (1274, 14114), (2548, 7057)]