19898136

素因数分解:

$2^3\times 3^4\times {\mathrm{30707}}^1$

素因数の和:30725

約数の個数: 40

約数和(自身を含む): 55735020

約数和(自身を除く): 35836884

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 30707, 61414, 92121, 122828, 184242, 245656, 276363, 368484, 552726, 736968, 829089, 1105452, 1658178, 2210904, 2487267, 3316356, 4974534, 6632712, 9949068, 19898136]

約数ペア:

[(1, 19898136), (2, 9949068), (3, 6632712), (4, 4974534), (6, 3316356), (8, 2487267), (9, 2210904), (12, 1658178), (18, 1105452), (24, 829089), (27, 736968), (36, 552726), (54, 368484), (72, 276363), (81, 245656), (108, 184242), (162, 122828), (216, 92121), (324, 61414), (648, 30707)]