19728036

素因数分解:

$2^2\times 3^4\times {\mathrm{60889}}^1$

素因数の和:60905

約数の個数: 30

約数和(自身を含む): 51573830

約数和(自身を除く): 31845794

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 60889, 121778, 182667, 243556, 365334, 548001, 730668, 1096002, 1644003, 2192004, 3288006, 4932009, 6576012, 9864018, 19728036]

約数ペア:

[(1, 19728036), (2, 9864018), (3, 6576012), (4, 4932009), (6, 3288006), (9, 2192004), (12, 1644003), (18, 1096002), (27, 730668), (36, 548001), (54, 365334), (81, 243556), (108, 182667), (162, 121778), (324, 60889)]