20494629108

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^2\times {\mathrm{3643}}^1$

素因数の和:3826

約数の個数: 108

約数和(自身を含む): 54255720064

約数和(自身を除く): 33761090956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 71, 93, 124, 142, 186, 213, 279, 284, 372, 426, 558, 639, 852, 1116, 1278, 2201, 2556, 3643, 4402, 5041, 6603, 7286, 8804, 10082, 10929, 13206, 14572, 15123, 19809, 20164, 21858, 26412, 30246, 32787, 39618, 43716, 45369, 60492, 65574, 79236, 90738, 112933, 131148, 156271, 181476, 225866, 258653, 312542, 338799, 451732, 468813, 517306, 625084, 677598, 775959, 937626, 1016397, 1034612, 1355196, 1406439, 1551918, 1875252, 2032794, 2327877, 2812878, 3103836, 4065588, 4655754, 5625756, 8018243, 9311508, 16036486, 18364363, 24054729, 32072972, 36728726, 48109458, 55093089, 72164187, 73457452, 96218916, 110186178, 144328374, 165279267, 220372356, 288656748, 330558534, 569295253, 661117068, 1138590506, 1707885759, 2277181012, 3415771518, 5123657277, 6831543036, 10247314554, 20494629108]

約数ペア:

[(1, 20494629108), (2, 10247314554), (3, 6831543036), (4, 5123657277), (6, 3415771518), (9, 2277181012), (12, 1707885759), (18, 1138590506), (31, 661117068), (36, 569295253), (62, 330558534), (71, 288656748), (93, 220372356), (124, 165279267), (142, 144328374), (186, 110186178), (213, 96218916), (279, 73457452), (284, 72164187), (372, 55093089), (426, 48109458), (558, 36728726), (639, 32072972), (852, 24054729), (1116, 18364363), (1278, 16036486), (2201, 9311508), (2556, 8018243), (3643, 5625756), (4402, 4655754), (5041, 4065588), (6603, 3103836), (7286, 2812878), (8804, 2327877), (10082, 2032794), (10929, 1875252), (13206, 1551918), (14572, 1406439), (15123, 1355196), (19809, 1034612), (20164, 1016397), (21858, 937626), (26412, 775959), (30246, 677598), (32787, 625084), (39618, 517306), (43716, 468813), (45369, 451732), (60492, 338799), (65574, 312542), (79236, 258653), (90738, 225866), (112933, 181476), (131148, 156271)]