19261263

素因数分解:

$3^1\times 7^2\times {\mathrm{283}}^1\times {\mathrm{463}}^1$

素因数の和:763

約数の個数: 24

約数和(自身を含む): 30044928

約数和(自身を除く): 10783665

約数列:

[1, 3, 7, 21, 49, 147, 283, 463, 849, 1389, 1981, 3241, 5943, 9723, 13867, 22687, 41601, 68061, 131029, 393087, 917203, 2751609, 6420421, 19261263]

約数ペア:

[(1, 19261263), (3, 6420421), (7, 2751609), (21, 917203), (49, 393087), (147, 131029), (283, 68061), (463, 41601), (849, 22687), (1389, 13867), (1981, 9723), (3241, 5943)]