20856937356

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{2083}}^1\times {\mathrm{16361}}^1$

素因数の和:18471

約数の個数: 72

約数和(自身を含む): 55853192304

約数和(自身を除く): 34996254948

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 2083, 4166, 6249, 8332, 12498, 16361, 18747, 24996, 32722, 35411, 37494, 49083, 65444, 70822, 74988, 98166, 106233, 141644, 147249, 196332, 212466, 278137, 294498, 318699, 424932, 556274, 588996, 637398, 834411, 1112548, 1274796, 1668822, 2503233, 3337644, 5006466, 10012932, 34079963, 68159926, 102239889, 136319852, 204479778, 306719667, 408959556, 579359371, 613439334, 1158718742, 1226878668, 1738078113, 2317437484, 3476156226, 5214234339, 6952312452, 10428468678, 20856937356]

約数ペア:

[(1, 20856937356), (2, 10428468678), (3, 6952312452), (4, 5214234339), (6, 3476156226), (9, 2317437484), (12, 1738078113), (17, 1226878668), (18, 1158718742), (34, 613439334), (36, 579359371), (51, 408959556), (68, 306719667), (102, 204479778), (153, 136319852), (204, 102239889), (306, 68159926), (612, 34079963), (2083, 10012932), (4166, 5006466), (6249, 3337644), (8332, 2503233), (12498, 1668822), (16361, 1274796), (18747, 1112548), (24996, 834411), (32722, 637398), (35411, 588996), (37494, 556274), (49083, 424932), (65444, 318699), (70822, 294498), (74988, 278137), (98166, 212466), (106233, 196332), (141644, 147249)]