20782586

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{983}}^1$

素因数の和:1058

約数の個数: 24

約数和(自身を含む): 35176032

約数和(自身を除く): 14393446

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 961, 983, 1922, 1966, 10571, 10813, 21142, 21626, 30473, 60946, 335203, 670406, 944663, 1889326, 10391293, 20782586]

約数ペア:

[(1, 20782586), (2, 10391293), (11, 1889326), (22, 944663), (31, 670406), (62, 335203), (341, 60946), (682, 30473), (961, 21626), (983, 21142), (1922, 10813), (1966, 10571)]