20171728094

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1\times {\mathrm{17077}}^1$

素因数の和:17832

約数の個数: 32

約数和(自身を含む): 34888304640

約数和(自身を除く): 14716576546

約数列:

[1, 2, 7, 14, 139, 278, 607, 973, 1214, 1946, 4249, 8498, 17077, 34154, 84373, 119539, 168746, 239078, 590611, 1181222, 2373703, 4747406, 10365739, 16615921, 20731478, 33231842, 72560173, 145120346, 1440837721, 2881675442, 10085864047, 20171728094]

約数ペア:

[(1, 20171728094), (2, 10085864047), (7, 2881675442), (14, 1440837721), (139, 145120346), (278, 72560173), (607, 33231842), (973, 20731478), (1214, 16615921), (1946, 10365739), (4249, 4747406), (8498, 2373703), (17077, 1181222), (34154, 590611), (84373, 239078), (119539, 168746)]