18658684

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{2029}}^1$

素因数の和:2074

約数の個数: 36

約数和(自身を含む): 37798600

約数和(自身を除く): 19139916

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 836, 2029, 2299, 4058, 4598, 8116, 9196, 22319, 38551, 44638, 77102, 89276, 154204, 245509, 424061, 491018, 848122, 982036, 1696244, 4664671, 9329342, 18658684]

約数ペア:

[(1, 18658684), (2, 9329342), (4, 4664671), (11, 1696244), (19, 982036), (22, 848122), (38, 491018), (44, 424061), (76, 245509), (121, 154204), (209, 89276), (242, 77102), (418, 44638), (484, 38551), (836, 22319), (2029, 9196), (2299, 8116), (4058, 4598)]