19318635

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{20443}}^1$

素因数の和:20464

約数の個数: 32

約数和(自身を含む): 39252480

約数和(自身を除く): 19933845

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 20443, 61329, 102215, 143101, 183987, 306645, 429303, 551961, 715505, 919935, 1287909, 2146515, 2759805, 3863727, 6439545, 19318635]

約数ペア:

[(1, 19318635), (3, 6439545), (5, 3863727), (7, 2759805), (9, 2146515), (15, 1287909), (21, 919935), (27, 715505), (35, 551961), (45, 429303), (63, 306645), (105, 183987), (135, 143101), (189, 102215), (315, 61329), (945, 20443)]