19724145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5077}}^1$

素因数の和:5129

約数の個数: 32

約数和(自身を含む): 37049088

約数和(自身を除く): 17324943

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 777, 1295, 3885, 5077, 15231, 25385, 35539, 76155, 106617, 177695, 187849, 533085, 563547, 939245, 1314943, 2817735, 3944829, 6574715, 19724145]

約数ペア:

[(1, 19724145), (3, 6574715), (5, 3944829), (7, 2817735), (15, 1314943), (21, 939245), (35, 563547), (37, 533085), (105, 187849), (111, 177695), (185, 106617), (259, 76155), (555, 35539), (777, 25385), (1295, 15231), (3885, 5077)]