19943172

素因数分解:

$2^2\times 3^4\times {\mathrm{61553}}^1$

素因数の和:61569

約数の個数: 30

約数和(自身を含む): 52136238

約数和(自身を除く): 32193066

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 61553, 123106, 184659, 246212, 369318, 553977, 738636, 1107954, 1661931, 2215908, 3323862, 4985793, 6647724, 9971586, 19943172]

約数ペア:

[(1, 19943172), (2, 9971586), (3, 6647724), (4, 4985793), (6, 3323862), (9, 2215908), (12, 1661931), (18, 1107954), (27, 738636), (36, 553977), (54, 369318), (81, 246212), (108, 184659), (162, 123106), (324, 61553)]