19013631

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 31438848

約数和(自身を除く): 12425217

約数列:

[1, 3, 7, 13, 21, 39, 91, 257, 271, 273, 771, 813, 1799, 1897, 3341, 3523, 5397, 5691, 10023, 10569, 23387, 24661, 69647, 70161, 73983, 208941, 487529, 905411, 1462587, 2716233, 6337877, 19013631]

約数ペア:

[(1, 19013631), (3, 6337877), (7, 2716233), (13, 1462587), (21, 905411), (39, 487529), (91, 208941), (257, 73983), (271, 70161), (273, 69647), (771, 24661), (813, 23387), (1799, 10569), (1897, 10023), (3341, 5691), (3523, 5397)]