19757192

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3877}}^1$

素因数の和:3910

約数の個数: 48

約数和(自身を含む): 46419660

約数和(自身を除く): 26662468

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 3877, 5096, 7754, 15508, 27139, 31016, 50401, 54278, 100802, 108556, 189973, 201604, 217112, 352807, 379946, 403208, 705614, 759892, 1411228, 1519784, 2469649, 2822456, 4939298, 9878596, 19757192]

約数ペア:

[(1, 19757192), (2, 9878596), (4, 4939298), (7, 2822456), (8, 2469649), (13, 1519784), (14, 1411228), (26, 759892), (28, 705614), (49, 403208), (52, 379946), (56, 352807), (91, 217112), (98, 201604), (104, 189973), (182, 108556), (196, 100802), (364, 54278), (392, 50401), (637, 31016), (728, 27139), (1274, 15508), (2548, 7754), (3877, 5096)]