19739265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14461}}^1$

素因数の和:14489

約数の個数: 32

約数和(自身を含む): 38873856

約数和(自身を除く): 19134591

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 14461, 43383, 72305, 101227, 187993, 216915, 303681, 506135, 563979, 939965, 1315951, 1518405, 2819895, 3947853, 6579755, 19739265]

約数ペア:

[(1, 19739265), (3, 6579755), (5, 3947853), (7, 2819895), (13, 1518405), (15, 1315951), (21, 939965), (35, 563979), (39, 506135), (65, 303681), (91, 216915), (105, 187993), (195, 101227), (273, 72305), (455, 43383), (1365, 14461)]