20213935956

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{1447}}^1\times {\mathrm{6577}}^1$

素因数の和:8093

約数の個数: 72

約数和(自身を含む): 52006194240

約数和(自身を除く): 31792258284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 118, 177, 236, 354, 531, 708, 1062, 1447, 2124, 2894, 4341, 5788, 6577, 8682, 13023, 13154, 17364, 19731, 26046, 26308, 39462, 52092, 59193, 78924, 85373, 118386, 170746, 236772, 256119, 341492, 388043, 512238, 768357, 776086, 1024476, 1164129, 1536714, 1552172, 2328258, 3073428, 3492387, 4656516, 6984774, 9516919, 13969548, 19033838, 28550757, 38067676, 57101514, 85652271, 114203028, 171304542, 342609084, 561498221, 1122996442, 1684494663, 2245992884, 3368989326, 5053483989, 6737978652, 10106967978, 20213935956]

約数ペア:

[(1, 20213935956), (2, 10106967978), (3, 6737978652), (4, 5053483989), (6, 3368989326), (9, 2245992884), (12, 1684494663), (18, 1122996442), (36, 561498221), (59, 342609084), (118, 171304542), (177, 114203028), (236, 85652271), (354, 57101514), (531, 38067676), (708, 28550757), (1062, 19033838), (1447, 13969548), (2124, 9516919), (2894, 6984774), (4341, 4656516), (5788, 3492387), (6577, 3073428), (8682, 2328258), (13023, 1552172), (13154, 1536714), (17364, 1164129), (19731, 1024476), (26046, 776086), (26308, 768357), (39462, 512238), (52092, 388043), (59193, 341492), (78924, 256119), (85373, 236772), (118386, 170746)]