19733090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8929}}^1$

素因数の和:8966

約数の個数: 32

約数和(自身を含む): 40506480

約数和(自身を除く): 20773390

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 8929, 17858, 44645, 89290, 116077, 151793, 232154, 303586, 580385, 758965, 1160770, 1517930, 1973309, 3946618, 9866545, 19733090]

約数ペア:

[(1, 19733090), (2, 9866545), (5, 3946618), (10, 1973309), (13, 1517930), (17, 1160770), (26, 758965), (34, 580385), (65, 303586), (85, 232154), (130, 151793), (170, 116077), (221, 89290), (442, 44645), (1105, 17858), (2210, 8929)]