20189369068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{513829}}^1$

素因数の和:513910

約数の個数: 48

約数和(自身を含む): 41435251200

約数和(自身を除く): 21245882132

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 47, 76, 94, 188, 209, 418, 517, 836, 893, 1034, 1786, 2068, 3572, 9823, 19646, 39292, 513829, 1027658, 2055316, 5652119, 9762751, 11304238, 19525502, 22608476, 24149963, 39051004, 48299926, 96599852, 107390261, 214780522, 265649593, 429561044, 458849297, 531299186, 917698594, 1062598372, 1835397188, 5047342267, 10094684534, 20189369068]

約数ペア:

[(1, 20189369068), (2, 10094684534), (4, 5047342267), (11, 1835397188), (19, 1062598372), (22, 917698594), (38, 531299186), (44, 458849297), (47, 429561044), (76, 265649593), (94, 214780522), (188, 107390261), (209, 96599852), (418, 48299926), (517, 39051004), (836, 24149963), (893, 22608476), (1034, 19525502), (1786, 11304238), (2068, 9762751), (3572, 5652119), (9823, 2055316), (19646, 1027658), (39292, 513829)]