19489884

素因数分解:

$2^2\times 3^1\times {\mathrm{313}}^1\times {\mathrm{5189}}^1$

素因数の和:5509

約数の個数: 24

約数和(自身を含む): 45630480

約数和(自身を除く): 26140596

約数列:

[1, 2, 3, 4, 6, 12, 313, 626, 939, 1252, 1878, 3756, 5189, 10378, 15567, 20756, 31134, 62268, 1624157, 3248314, 4872471, 6496628, 9744942, 19489884]

約数ペア:

[(1, 19489884), (2, 9744942), (3, 6496628), (4, 4872471), (6, 3248314), (12, 1624157), (313, 62268), (626, 31134), (939, 20756), (1252, 15567), (1878, 10378), (3756, 5189)]