19912314639

素因数分解:

$3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{823}}^1\times {\mathrm{6899}}^1$

素因数の和:7899

約数の個数: 32

約数和(自身を含む): 30565785600

約数和(自身を除く): 10653470961

約数列:

[1, 3, 7, 21, 167, 501, 823, 1169, 2469, 3507, 5761, 6899, 17283, 20697, 48293, 137441, 144879, 412323, 962087, 1152133, 2886261, 3456399, 5677877, 8064931, 17033631, 24194793, 39745139, 119235417, 948205459, 2844616377, 6637438213, 19912314639]

約数ペア:

[(1, 19912314639), (3, 6637438213), (7, 2844616377), (21, 948205459), (167, 119235417), (501, 39745139), (823, 24194793), (1169, 17033631), (2469, 8064931), (3507, 5677877), (5761, 3456399), (6899, 2886261), (17283, 1152133), (20697, 962087), (48293, 412323), (137441, 144879)]