19739691

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1427}}^1$

素因数の和:1515

約数の個数: 24

約数和(自身を含む): 30073680

約数和(自身を除く): 10333989

約数列:

[1, 3, 9, 29, 53, 87, 159, 261, 477, 1427, 1537, 4281, 4611, 12843, 13833, 41383, 75631, 124149, 226893, 372447, 680679, 2193299, 6579897, 19739691]

約数ペア:

[(1, 19739691), (3, 6579897), (9, 2193299), (29, 680679), (53, 372447), (87, 226893), (159, 124149), (261, 75631), (477, 41383), (1427, 13833), (1537, 12843), (4281, 4611)]