19545948

素因数分解:

$2^2\times 3^6\times {\mathrm{6703}}^1$

素因数の和:6725

約数の個数: 42

約数和(自身を含む): 51292304

約数和(自身を除く): 31746356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 6703, 13406, 20109, 26812, 40218, 60327, 80436, 120654, 180981, 241308, 361962, 542943, 723924, 1085886, 1628829, 2171772, 3257658, 4886487, 6515316, 9772974, 19545948]

約数ペア:

[(1, 19545948), (2, 9772974), (3, 6515316), (4, 4886487), (6, 3257658), (9, 2171772), (12, 1628829), (18, 1085886), (27, 723924), (36, 542943), (54, 361962), (81, 241308), (108, 180981), (162, 120654), (243, 80436), (324, 60327), (486, 40218), (729, 26812), (972, 20109), (1458, 13406), (2916, 6703)]