19351990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9533}}^1$

素因数の和:9576

約数の個数: 32

約数和(自身を含む): 41186880

約数和(自身を除く): 21834890

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 9533, 19066, 47665, 66731, 95330, 133462, 276457, 333655, 552914, 667310, 1382285, 1935199, 2764570, 3870398, 9675995, 19351990]

約数ペア:

[(1, 19351990), (2, 9675995), (5, 3870398), (7, 2764570), (10, 1935199), (14, 1382285), (29, 667310), (35, 552914), (58, 333655), (70, 276457), (145, 133462), (203, 95330), (290, 66731), (406, 47665), (1015, 19066), (2030, 9533)]