20341419

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{7283}}^1$

素因数の和:7319

約数の個数: 24

約数和(自身を含む): 33215040

約数和(自身を除く): 12873621

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 7283, 21849, 50981, 138377, 152943, 356867, 415131, 968639, 1070601, 2905917, 6780473, 20341419]

約数ペア:

[(1, 20341419), (3, 6780473), (7, 2905917), (19, 1070601), (21, 968639), (49, 415131), (57, 356867), (133, 152943), (147, 138377), (399, 50981), (931, 21849), (2793, 7283)]