19429767

素因数分解:

$3^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{461}}^1$

素因数の和:700

約数の個数: 32

約数和(自身を含む): 33116160

約数和(自身を除く): 13686393

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 223, 461, 669, 1383, 1561, 2007, 3227, 4149, 4683, 6021, 9681, 12447, 14049, 29043, 42147, 87129, 102803, 308409, 719621, 925227, 2158863, 2775681, 6476589, 19429767]

約数ペア:

[(1, 19429767), (3, 6476589), (7, 2775681), (9, 2158863), (21, 925227), (27, 719621), (63, 308409), (189, 102803), (223, 87129), (461, 42147), (669, 29043), (1383, 14049), (1561, 12447), (2007, 9681), (3227, 6021), (4149, 4683)]