19387505

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{467}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 25676352

約数和(自身を除く): 6288847

約数列:

[1, 5, 19, 23, 95, 115, 361, 437, 467, 1805, 2185, 2335, 8303, 8873, 10741, 41515, 44365, 53705, 168587, 204079, 842935, 1020395, 3877501, 19387505]

約数ペア:

[(1, 19387505), (5, 3877501), (19, 1020395), (23, 842935), (95, 204079), (115, 168587), (361, 53705), (437, 44365), (467, 41515), (1805, 10741), (2185, 8873), (2335, 8303)]