19300918

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{613}}^1$

素因数の和:808

約数の個数: 32

約数和(自身を含む): 35896896

約数和(自身を除く): 16595978

約数列:

[1, 2, 7, 13, 14, 26, 91, 173, 182, 346, 613, 1211, 1226, 2249, 2422, 4291, 4498, 7969, 8582, 15743, 15938, 31486, 55783, 106049, 111566, 212098, 742343, 1378637, 1484686, 2757274, 9650459, 19300918]

約数ペア:

[(1, 19300918), (2, 9650459), (7, 2757274), (13, 1484686), (14, 1378637), (26, 742343), (91, 212098), (173, 111566), (182, 106049), (346, 55783), (613, 31486), (1211, 15938), (1226, 15743), (2249, 8582), (2422, 7969), (4291, 4498)]