19668194

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2039}}^1$

素因数の和:2114

約数の個数: 32

約数和(自身を含む): 37013760

約数和(自身を除く): 17345566

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 371, 689, 742, 1378, 2039, 4078, 4823, 9646, 14273, 26507, 28546, 53014, 108067, 185549, 216134, 371098, 756469, 1404871, 1512938, 2809742, 9834097, 19668194]

約数ペア:

[(1, 19668194), (2, 9834097), (7, 2809742), (13, 1512938), (14, 1404871), (26, 756469), (53, 371098), (91, 216134), (106, 185549), (182, 108067), (371, 53014), (689, 28546), (742, 26507), (1378, 14273), (2039, 9646), (4078, 4823)]