19818652

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{7297}}^1$

素因数の和:7405

約数の個数: 24

約数和(自身を含む): 40051424

約数和(自身を除く): 20232772

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 7297, 14594, 29188, 51079, 102158, 204316, 707809, 1415618, 2831236, 4954663, 9909326, 19818652]

約数ペア:

[(1, 19818652), (2, 9909326), (4, 4954663), (7, 2831236), (14, 1415618), (28, 707809), (97, 204316), (194, 102158), (388, 51079), (679, 29188), (1358, 14594), (2716, 7297)]