19766470017

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1447}}^1\times {\mathrm{2917}}^1$

素因数の和:4597

約数の個数: 32

約数和(自身を含む): 30286692352

約数和(自身を除く): 10520222335

約数列:

[1, 3, 7, 21, 223, 669, 1447, 1561, 2917, 4341, 4683, 8751, 10129, 20419, 30387, 61257, 322681, 650491, 968043, 1951473, 2258767, 4220899, 4553437, 6776301, 12662697, 13660311, 29546293, 88638879, 941260477, 2823781431, 6588823339, 19766470017]

約数ペア:

[(1, 19766470017), (3, 6588823339), (7, 2823781431), (21, 941260477), (223, 88638879), (669, 29546293), (1447, 13660311), (1561, 12662697), (2917, 6776301), (4341, 4553437), (4683, 4220899), (8751, 2258767), (10129, 1951473), (20419, 968043), (30387, 650491), (61257, 322681)]